Frequencies for first 10,000 rows of umbstate variable in natl2003 dataset :

   Mother's |
Birth State |
        U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
         AK |      3,953       39.53       39.53
         AL |         64        0.64       40.17
         AR |         41        0.41       40.58
         AZ |         98        0.98       41.56
         CA |        719        7.19       48.75
         CC |         56        0.56       49.31
         CO |        144        1.44       50.75
         CT |         25        0.25       51.00
         DC |         17        0.17       51.17
         DE |         10        0.10       51.27
         FL |        165        1.65       52.92
         GA |         85        0.85       53.77
         GU |         11        0.11       53.88
         HI |         78        0.78       54.66
         IA |         48        0.48       55.14
         ID |         97        0.97       56.11
         IL |        142        1.42       57.53
         IN |         71        0.71       58.24
         KS |         47        0.47       58.71
         KY |         49        0.49       59.20
         LA |         63        0.63       59.83
         MA |         53        0.53       60.36
         MD |         36        0.36       60.72
         ME |         35        0.35       61.07
         MI |        169        1.69       62.76
         MN |        132        1.32       64.08
         MO |         65        0.65       64.73
         MS |         41        0.41       65.14
         MT |        139        1.39       66.53
         MX |         87        0.87       67.40
         NC |         64        0.64       68.04
         ND |         36        0.36       68.40
         NE |         47        0.47       68.87
         NH |         19        0.19       69.06
         NJ |         61        0.61       69.67
         NM |         39        0.39       70.06
         NV |         32        0.32       70.38
         NY |        188        1.88       72.26
         OH |        141        1.41       73.67
         OK |         61        0.61       74.28
         OR |        311        3.11       77.39
         PA |        122        1.22       78.61
         PR |         19        0.19       78.80
         RI |         14        0.14       78.94
         SC |         40        0.40       79.34
         SD |         37        0.37       79.71
         TN |         50        0.50       80.21
         TX |        263        2.63       82.84
         UT |        124        1.24       84.08
         VA |         73        0.73       84.81
         VT |         10        0.10       84.91
         WA |        431        4.31       89.22
         WI |        108        1.08       90.30
         WV |         17        0.17       90.47
         WY |         38        0.38       90.85
         YY |        830        8.30       99.15
         ZZ |         85        0.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015