Frequencies for first 10,000 rows of cntynat variable in natl1976 dataset : NCHS County | of | Occurence | Freq. Percent Cum. ------------+----------------------------------- 01001 | 4 0.04 0.04 01002 | 127 1.27 1.31 01003 | 62 0.62 1.93 01004 | 2 0.02 1.95 01005 | 17 0.17 2.12 01006 | 10 0.10 2.22 01007 | 18 0.18 2.40 01008 | 411 4.11 6.51 01009 | 97 0.97 7.48 01010 | 39 0.39 7.87 01011 | 91 0.91 8.78 01012 | 39 0.39 9.17 01013 | 126 1.26 10.43 01014 | 30 0.30 10.73 01015 | 4 0.04 10.77 01016 | 83 0.83 11.60 01017 | 176 1.76 13.36 01018 | 7 0.07 13.43 01020 | 177 1.77 15.20 01021 | 27 0.27 15.47 01022 | 145 1.45 16.92 01023 | 195 1.95 18.87 01024 | 336 3.36 22.23 01025 | 101 1.01 23.24 01026 | 39 0.39 23.63 01027 | 156 1.56 25.19 01028 | 319 3.19 28.38 01029 | 44 0.44 28.82 01030 | 52 0.52 29.34 01031 | 13 0.13 29.47 01032 | 41 0.41 29.88 01033 | 60 0.60 30.48 01034 | 12 0.12 30.60 01035 | 420 4.20 34.80 01036 | 170 1.70 36.50 01037 | 1,972 19.72 56.22 01038 | 13 0.13 56.35 01039 | 251 2.51 58.86 01041 | 206 2.06 60.92 01042 | 93 0.93 61.85 01043 | 13 0.13 61.98 01044 | 146 1.46 63.44 01045 | 475 4.75 68.19 01046 | 79 0.79 68.98 01047 | 44 0.44 69.42 01048 | 152 1.52 70.94 01049 | 879 8.79 79.73 01050 | 65 0.65 80.38 01051 | 687 6.87 87.25 01052 | 252 2.52 89.77 01053 | 8 0.08 89.85 01054 | 18 0.18 90.03 01055 | 49 0.49 90.52 01056 | 25 0.25 90.77 01057 | 50 0.50 91.27 01058 | 47 0.47 91.74 01059 | 42 0.42 92.16 01060 | 15 0.15 92.31 01061 | 152 1.52 93.83 01062 | 69 0.69 94.52 01063 | 324 3.24 97.76 01064 | 148 1.48 99.24 01065 | 1 0.01 99.25 01066 | 35 0.35 99.60 01067 | 40 0.40 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016