Frequencies for first 10,000 rows of cntocfip variable in natl1987 dataset : County of | Occurrence | (FIPS) | Freq. Percent Cum. ------------+----------------------------------- 01003 | 193 1.93 1.93 01005 | 2 0.02 1.95 01007 | 6 0.06 2.01 01015 | 414 4.14 6.15 01017 | 66 0.66 6.81 01019 | 17 0.17 6.98 01021 | 1 0.01 6.99 01025 | 132 1.32 8.31 01027 | 29 0.29 8.60 01031 | 76 0.76 9.36 01033 | 158 1.58 10.94 01035 | 1 0.01 10.95 01039 | 119 1.19 12.14 01041 | 37 0.37 12.51 01043 | 48 0.48 12.99 01045 | 30 0.30 13.29 01047 | 247 2.47 15.76 01049 | 121 1.21 16.97 01051 | 3 0.03 17.00 01053 | 32 0.32 17.32 01055 | 365 3.65 20.97 01059 | 77 0.77 21.74 01061 | 39 0.39 22.13 01063 | 24 0.24 22.37 01065 | 23 0.23 22.60 01069 | 572 5.72 28.32 01071 | 63 0.63 28.95 01073 | 1,755 17.55 46.50 01077 | 299 2.99 49.49 01079 | 2 0.02 49.51 01081 | 165 1.65 51.16 01083 | 107 1.07 52.23 01087 | 103 1.03 53.26 01089 | 824 8.24 61.50 01091 | 87 0.87 62.37 01093 | 29 0.29 62.66 01095 | 200 2.00 64.66 01097 | 1,554 15.54 80.20 01099 | 82 0.82 81.02 01101 | 855 8.55 89.57 01103 | 267 2.67 92.24 01109 | 43 0.43 92.67 01111 | 46 0.46 93.13 01113 | 55 0.55 93.68 01115 | 41 0.41 94.09 01117 | 1 0.01 94.10 01119 | 26 0.26 94.36 01121 | 106 1.06 95.42 01123 | 44 0.44 95.86 01125 | 348 3.48 99.34 01127 | 66 0.66 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016