Frequencies for first 10,000 rows of cntyrfip variable in natl2001 dataset : County of | Residence | (FIPS) | Freq. Percent Cum. ------------+----------------------------------- 00000 | 1 0.01 0.01 01015 | 245 2.45 2.46 01073 | 1,581 15.81 18.27 01089 | 593 5.93 24.20 01097 | 1,010 10.10 34.30 01101 | 534 5.34 39.64 01103 | 247 2.47 42.11 01125 | 369 3.69 45.80 01999 | 5,262 52.62 98.42 05999 | 2 0.02 98.44 12005 | 1 0.01 98.45 12033 | 1 0.01 98.46 12091 | 1 0.01 98.47 12999 | 37 0.37 98.84 13121 | 1 0.01 98.85 13215 | 3 0.03 98.88 13999 | 17 0.17 99.05 21111 | 1 0.01 99.06 24033 | 1 0.01 99.07 26163 | 1 0.01 99.08 28047 | 9 0.09 99.17 28059 | 27 0.27 99.44 28999 | 28 0.28 99.72 37999 | 1 0.01 99.73 47999 | 23 0.23 99.96 48183 | 1 0.01 99.97 48999 | 1 0.01 99.98 49035 | 1 0.01 99.99 51059 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015