Frequencies for first 10,000 rows of cntynat variable in natl1974 dataset : NCHS County | of | Occurence | Freq. Percent Cum. ------------+----------------------------------- 01001 | 3 0.03 0.03 01002 | 87 0.87 0.90 01003 | 66 0.66 1.56 01004 | 6 0.06 1.62 01005 | 24 0.24 1.86 01006 | 8 0.08 1.94 01007 | 43 0.43 2.37 01008 | 358 3.58 5.95 01009 | 107 1.07 7.02 01010 | 42 0.42 7.44 01011 | 74 0.74 8.18 01012 | 44 0.44 8.62 01013 | 125 1.25 9.87 01014 | 43 0.43 10.30 01016 | 91 0.91 11.21 01017 | 163 1.63 12.84 01018 | 6 0.06 12.90 01020 | 149 1.49 14.39 01021 | 25 0.25 14.64 01022 | 54 0.54 15.18 01023 | 190 1.90 17.08 01024 | 271 2.71 19.79 01025 | 108 1.08 20.87 01026 | 6 0.06 20.93 01027 | 149 1.49 22.42 01028 | 285 2.85 25.27 01029 | 26 0.26 25.53 01030 | 59 0.59 26.12 01031 | 18 0.18 26.30 01032 | 49 0.49 26.79 01033 | 67 0.67 27.46 01034 | 10 0.10 27.56 01035 | 342 3.42 30.98 01036 | 150 1.50 32.48 01037 | 1,880 18.80 51.28 01038 | 13 0.13 51.41 01039 | 257 2.57 53.98 01040 | 17 0.17 54.15 01041 | 180 1.80 55.95 01042 | 83 0.83 56.78 01043 | 12 0.12 56.90 01044 | 268 2.68 59.58 01045 | 530 5.30 64.88 01046 | 67 0.67 65.55 01047 | 41 0.41 65.96 01048 | 170 1.70 67.66 01049 | 1,008 10.08 77.74 01050 | 63 0.63 78.37 01051 | 654 6.54 84.91 01052 | 310 3.10 88.01 01053 | 15 0.15 88.16 01054 | 32 0.32 88.48 01055 | 52 0.52 89.00 01056 | 40 0.40 89.40 01057 | 50 0.50 89.90 01058 | 39 0.39 90.29 01059 | 70 0.70 90.99 01060 | 25 0.25 91.24 01061 | 174 1.74 92.98 01062 | 100 1.00 93.98 01063 | 356 3.56 97.54 01064 | 144 1.44 98.98 01065 | 18 0.18 99.16 01066 | 32 0.32 99.48 01067 | 52 0.52 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016