----------------------------------------------------------------------------------------------------------------------------- log: /disk/nber10/SCCS/natality/1995/data/codebook.log log type: text opened on: 8 Apr 2008, 15:02:00 . set mem 1000m (1024000k) . ! unzip natl1995.dta.zip . use natl1995.dta file natl1995.dta not found r(601); end of do-file r(601); . use homes/data/natality/1995/natl1995.dta . codebook ----------------------------------------------------------------------------------------------------------------------------- datayear Data year ----------------------------------------------------------------------------------------------------------------------------- type: numeric (int) range: [1995,1995] units: 1 unique values: 1 missing .: 0/3903012 tabulation: Freq. Value 3.9e+06 1995 ----------------------------------------------------------------------------------------------------------------------------- rectype Record type ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,2] units: 1 unique values: 2 missing .: 0/3903012 tabulation: Freq. Value 3.0e+06 1 9.4e+05 2 ----------------------------------------------------------------------------------------------------------------------------- restatus Resident status ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,4] units: 1 unique values: 4 missing .: 0/3903012 tabulation: Freq. Value 3.0e+06 1 8.5e+05 2 88840 3 3423 4 ----------------------------------------------------------------------------------------------------------------------------- recwt Record Weight ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,1] units: 1 unique values: 1 missing .: 0/3903012 tabulation: Freq. Value 3.9e+06 1 ----------------------------------------------------------------------------------------------------------------------------- pldel Place or Facility of Birth ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,9] units: 1 unique values: 6 missing .: 0/3903012 tabulation: Freq. Value 3.9e+06 1 11749 2 882 3 24397 4 2656 5 723 9 ----------------------------------------------------------------------------------------------------------------------------- pldel3 Place or Facility of Birth Recode ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,3] units: 1 unique values: 3 missing .: 0/3903012 tabulation: Freq. Value 3.9e+06 1 39684 2 723 3 ----------------------------------------------------------------------------------------------------------------------------- birattnd Attendant at birth ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,9] units: 1 unique values: 6 missing .: 0/3903012 tabulation: Freq. Value 3.5e+06 1 1.4e+05 2 2.2e+05 3 14597 4 22206 5 6851 9 ----------------------------------------------------------------------------------------------------------------------------- regnocc Region of Occurrence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,4] units: 1 unique values: 4 missing .: 0/3903012 tabulation: Freq. Value 7.1e+05 1 8.8e+05 2 1.4e+06 3 9.5e+05 4 ----------------------------------------------------------------------------------------------------------------------------- divocc Division of occurrence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,9] units: 1 unique values: 9 missing .: 0/3903012 tabulation: Freq. Value 1.7e+05 1 5.4e+05 2 6.2e+05 3 2.6e+05 4 6.6e+05 5 2.3e+05 6 4.7e+05 7 2.5e+05 8 7.0e+05 9 ----------------------------------------------------------------------------------------------------------------------------- stsubocc State Subcode of occurrence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [11,95] units: 1 unique values: 51 missing .: 0/3903012 mean: 55.9513 std. dev: 25.9947 percentiles: 10% 25% 50% 75% 90% 21 33 58 74 93 ----------------------------------------------------------------------------------------------------------------------------- stnatexp Expanded State of Occurrence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,52] units: 1 unique values: 52 missing .: 0/3903012 mean: 24.8232 std. dev: 15.4469 percentiles: 10% 25% 50% 75% 90% 5 10 24 39 45 ----------------------------------------------------------------------------------------------------------------------------- statenat NCHS State of Occurence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,51] units: 1 unique values: 51 missing .: 0/3903012 mean: 24.4579 std. dev: 15.0425 percentiles: 10% 25% 50% 75% 90% 5 10 24 38 44 ----------------------------------------------------------------------------------------------------------------------------- cntynat NCHS County of Occurence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (long) range: [1008,51999] units: 1 unique values: 502 missing .: 0/3903012 mean: 24676.7 std. dev: 15095 percentiles: 10% 25% 50% 75% 90% 5019 10046 24019 38020 44220 ----------------------------------------------------------------------------------------------------------------------------- stoccfip State of Occurrence (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,56] units: 1 unique values: 51 missing .: 0/3903012 mean: 27.2024 std. dev: 16.0334 percentiles: 10% 25% 50% 75% 90% 6 12 27 41 48 ----------------------------------------------------------------------------------------------------------------------------- cntocfip County of Occurrence (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: numeric (long) range: [1015,56999] units: 1 unique values: 506 missing .: 0/3903012 mean: 27458.2 std. dev: 16099.7 percentiles: 10% 25% 50% 75% 90% 6037 12091 27037 41039 48439 ----------------------------------------------------------------------------------------------------------------------------- cntocpop Population Size of County of Occurrence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,9] units: 1 unique values: 5 missing .: 0/3903012 tabulation: Freq. Value 1.1e+06 0 8.5e+05 1 6.1e+05 2 6.2e+05 3 7.3e+05 9 ----------------------------------------------------------------------------------------------------------------------------- regnres Region of Residence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,4] units: 1 unique values: 5 missing .: 0/3903012 tabulation: Freq. Value 3423 0 7.1e+05 1 8.8e+05 2 1.4e+06 3 9.5e+05 4 ----------------------------------------------------------------------------------------------------------------------------- divres Division of residence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,9] units: 1 unique values: 10 missing .: 0/3903012 mean: 5.23083 std. dev: 2.57406 percentiles: 10% 25% 50% 75% 90% 2 3 5 7 9 ----------------------------------------------------------------------------------------------------------------------------- stsubres State Subcode of Residence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,95] units: 1 unique values: 52 missing .: 0/3903012 mean: 55.8736 std. dev: 26.0493 percentiles: 10% 25% 50% 75% 90% 21 33 58 74 93 ----------------------------------------------------------------------------------------------------------------------------- stresexp Expanded State of Residence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,60] units: 1 unique values: 59 missing .: 0/3903012 mean: 24.8231 std. dev: 15.4594 percentiles: 10% 25% 50% 75% 90% 5 10 24 39 45 ----------------------------------------------------------------------------------------------------------------------------- stateres NCHS State of Residence ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,59] units: 1 unique values: 58 missing .: 0/3903012 mean: 24.4606 std. dev: 15.0565 percentiles: 10% 25% 50% 75% 90% 5 10 24 38 44 ----------------------------------------------------------------------------------------------------------------------------- cntyres NCHS County of Residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str5) unique values: 511 missing "": 0/3903012 examples: "06999" "18999" "32999" "40004" ----------------------------------------------------------------------------------------------------------------------------- cityres NCHS City of Residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str3) unique values: 113 missing "": 0/3903012 examples: "075" "999" "999" "999" ----------------------------------------------------------------------------------------------------------------------------- citrspop Population size - place of residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 6 missing "": 0/3903012 tabulation: Freq. Value 3.8e+05 "0" 1.8e+05 "1" 2.9e+05 "2" 3.6e+05 "3" 2.7e+06 "9" 3423 "Z" ----------------------------------------------------------------------------------------------------------------------------- metrores Met/Nonmet county of residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 3 missing "": 0/3903012 tabulation: Freq. Value 3.2e+06 "1" 7.0e+05 "2" 3423 "Z" ----------------------------------------------------------------------------------------------------------------------------- stresfip State of Residence (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,56] units: 1 unique values: 52 missing .: 0/3903012 mean: 27.1524 std. dev: 16.0362 percentiles: 10% 25% 50% 75% 90% 6 12 26 41 48 ----------------------------------------------------------------------------------------------------------------------------- cntyrfip County of Residence (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: string (str5) unique values: 509 missing "": 0/3903012 examples: "08999" "21999" "35999" "44003" ----------------------------------------------------------------------------------------------------------------------------- placefip Place (City) of Resdience (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: numeric (long) range: [0,99999] units: 1 unique values: 107 missing .: 0/3903012 mean: 81881 std. dev: 29393.3 percentiles: 10% 25% 50% 75% 90% 35000 62000 99999 99999 99999 ----------------------------------------------------------------------------------------------------------------------------- cmsa CMSA of Residence (FIPS) ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,97] units: 1 unique values: 19 missing .: 0/3903012 mean: 22.3267 std. dev: 31.3328 percentiles: 10% 25% 50% 75% 90% 0 0 0 49 70 ----------------------------------------------------------------------------------------------------------------------------- smsarfip FIPS SMSA of Residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str4) unique values: 292 missing "": 0/3903012 examples: "0520" "2180" "4920" "6440" ----------------------------------------------------------------------------------------------------------------------------- cntrspop Population Size of County of Residence ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 6 missing "": 0/3903012 tabulation: Freq. Value 1.0e+06 "0" 7.3e+05 "1" 5.6e+05 "2" 6.0e+05 "3" 9.6e+05 "9" 3423 "Z" ----------------------------------------------------------------------------------------------------------------------------- magerflg Reported Age of Mother Used Flag ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,1] units: 1 unique values: 1 missing .: 3702635/3903012 tabulation: Freq. Value 2.0e+05 1 3.7e+06 . ----------------------------------------------------------------------------------------------------------------------------- mageimp Age of Mother Imputation Flag ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 1 missing "": 3902005/3903012 tabulation: Freq. Value 3.9e+06 "" 1007 "1" ----------------------------------------------------------------------------------------------------------------------------- dmage Age of Mother ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [10,49] units: 1 unique values: 40 missing .: 0/3903012 mean: 26.8535 std. dev: 6.1111 percentiles: 10% 25% 50% 75% 90% 19 22 27 31 35 ----------------------------------------------------------------------------------------------------------------------------- mage36 Age of Mother recode 36 ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,36] units: 1 unique values: 36 missing .: 0/3903012 mean: 13.8542 std. dev: 6.10961 percentiles: 10% 25% 50% 75% 90% 6 9 14 18 22 ----------------------------------------------------------------------------------------------------------------------------- mage12 Age of Mother recode 12 ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,13] units: 1 unique values: 12 missing .: 0/3903012 mean: 8.78853 std. dev: 1.66701 percentiles: 10% 25% 50% 75% 90% 7 8 9 10 11 ----------------------------------------------------------------------------------------------------------------------------- mage8 Age of Mother recode 8 ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,8] units: 1 unique values: 8 missing .: 0/3903012 tabulation: Freq. Value 12245 1 5.0e+05 2 9.7e+05 3 1.1e+06 4 9.1e+05 5 3.8e+05 6 67309 7 2728 8 ----------------------------------------------------------------------------------------------------------------------------- ormoth Hispanic Origin of Mother ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,9] units: 1 unique values: 7 missing .: 0/3903012 tabulation: Freq. Value 3.2e+06 0 4.7e+05 1 54839 2 12477 3 95022 4 47903 5 59342 9 ----------------------------------------------------------------------------------------------------------------------------- orracem Hispanic Origin and Race of Mother Recode ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,9] units: 1 unique values: 9 missing .: 0/3903012 tabulation: Freq. Value 4.7e+05 1 54839 2 12477 3 95022 4 47903 5 2.4e+06 6 5.9e+05 7 1.9e+05 8 59342 9 ----------------------------------------------------------------------------------------------------------------------------- mraceimp Race of Mother Imputation Flag ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 2 missing "": 3879543/3903012 tabulation: Freq. Value 3.9e+06 "" 12522 "1" 10947 "2" ----------------------------------------------------------------------------------------------------------------------------- mrace Race of Mother ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,78] units: 1 unique values: 14 missing .: 0/3903012 mean: 2.53635 std. dev: 9.0717 percentiles: 10% 25% 50% 75% 90% 1 1 1 1 2 ----------------------------------------------------------------------------------------------------------------------------- mrace3 Race of Mother Recode ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,3] units: 1 unique values: 3 missing .: 0/3903012 tabulation: Freq. Value 3.1e+06 1 2.0e+05 2 6.0e+05 3 ----------------------------------------------------------------------------------------------------------------------------- dmeduc Education of Mother ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [0,99] units: 1 unique values: 19 missing .: 0/3903012 mean: 13.9662 std. dev: 10.9234 percentiles: 10% 25% 50% 75% 90% 9 12 12 15 16 ----------------------------------------------------------------------------------------------------------------------------- meduc6 Education of Mother Recode ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte) range: [1,6] units: 1 unique values: 6 missing .: 0/3903012 tabulation: Freq. Value 2.4e+05 1 6.3e+05 2 1.3e+06 3 8.5e+05 4 8.2e+05 5 59421 6 ----------------------------------------------------------------------------------------------------------------------------- dmarimp Marital Status of Mother Imputation Flag ----------------------------------------------------------------------------------------------------------------------------- type: string (str1) unique values: 1 missing "": 3901916/3903012 tabulation: Freq. Value 3.9e+06 "" 1096 "1" ----------------------------------------------------------------------------------------------------------------------------- dmar Marital Status of Mother ----------------------------------------------------------------------------------------------------------------------------- type: numeric (byte)