Frequencies for first 10,000 rows of cntynat variable in natl1980 dataset : NCHS County | of | Occurence | Freq. Percent Cum. ------------+----------------------------------- 01001 | 2 0.02 0.02 01002 | 143 1.43 1.45 01003 | 67 0.67 2.12 01004 | 9 0.09 2.21 01007 | 7 0.07 2.28 01008 | 373 3.73 6.01 01009 | 86 0.86 6.87 01010 | 30 0.30 7.17 01011 | 93 0.93 8.10 01012 | 2 0.02 8.12 01013 | 146 1.46 9.58 01014 | 31 0.31 9.89 01016 | 185 1.85 11.74 01017 | 180 1.80 13.54 01018 | 1 0.01 13.55 01020 | 146 1.46 15.01 01021 | 61 0.61 15.62 01022 | 171 1.71 17.33 01023 | 126 1.26 18.59 01024 | 234 2.34 20.93 01025 | 85 0.85 21.78 01026 | 31 0.31 22.09 01027 | 138 1.38 23.47 01028 | 334 3.34 26.81 01029 | 62 0.62 27.43 01030 | 67 0.67 28.10 01031 | 53 0.53 28.63 01032 | 49 0.49 29.12 01033 | 75 0.75 29.87 01034 | 20 0.20 30.07 01035 | 481 4.81 34.88 01036 | 154 1.54 36.42 01037 | 2,283 22.83 59.25 01038 | 1 0.01 59.26 01039 | 338 3.38 62.64 01040 | 31 0.31 62.95 01041 | 13 0.13 63.08 01042 | 109 1.09 64.17 01043 | 6 0.06 64.23 01044 | 116 1.16 65.39 01045 | 640 6.40 71.79 01046 | 99 0.99 72.78 01047 | 22 0.22 73.00 01048 | 122 1.22 74.22 01049 | 706 7.06 81.28 01050 | 59 0.59 81.87 01051 | 760 7.60 89.47 01052 | 238 2.38 91.85 01053 | 4 0.04 91.89 01054 | 18 0.18 92.07 01056 | 25 0.25 92.32 01057 | 55 0.55 92.87 01058 | 17 0.17 93.04 01059 | 20 0.20 93.24 01060 | 24 0.24 93.48 01061 | 157 1.57 95.05 01062 | 61 0.61 95.66 01063 | 309 3.09 98.75 01064 | 68 0.68 99.43 01065 | 12 0.12 99.55 01066 | 17 0.17 99.72 01067 | 28 0.28 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016