Frequencies for first 10,000 rows of cntynat variable in natl1970 dataset : NCHS County | of | Occurence | Freq. Percent Cum. ------------+----------------------------------- 01001 | 34 0.34 0.34 01002 | 113 1.13 1.47 01003 | 73 0.73 2.20 01004 | 10 0.10 2.30 01005 | 49 0.49 2.79 01006 | 16 0.16 2.95 01007 | 80 0.80 3.75 01008 | 398 3.98 7.73 01009 | 121 1.21 8.94 01010 | 36 0.36 9.30 01011 | 72 0.72 10.02 01012 | 60 0.60 10.62 01013 | 98 0.98 11.60 01014 | 40 0.40 12.00 01015 | 5 0.05 12.05 01016 | 110 1.10 13.15 01017 | 166 1.66 14.81 01018 | 36 0.36 15.17 01019 | 2 0.02 15.19 01020 | 103 1.03 16.22 01021 | 21 0.21 16.43 01022 | 87 0.87 17.30 01023 | 265 2.65 19.95 01024 | 220 2.20 22.15 01025 | 80 0.80 22.95 01026 | 37 0.37 23.32 01027 | 131 1.31 24.63 01028 | 278 2.78 27.41 01029 | 34 0.34 27.75 01030 | 61 0.61 28.36 01031 | 46 0.46 28.82 01032 | 35 0.35 29.17 01033 | 48 0.48 29.65 01034 | 20 0.20 29.85 01035 | 251 2.51 32.36 01036 | 117 1.17 33.53 01037 | 1,713 17.13 50.66 01038 | 12 0.12 50.78 01039 | 221 2.21 52.99 01040 | 52 0.52 53.51 01041 | 169 1.69 55.20 01042 | 101 1.01 56.21 01043 | 21 0.21 56.42 01044 | 186 1.86 58.28 01045 | 481 4.81 63.09 01046 | 73 0.73 63.82 01047 | 47 0.47 64.29 01048 | 201 2.01 66.30 01049 | 1,058 10.58 76.88 01050 | 74 0.74 77.62 01051 | 640 6.40 84.02 01052 | 302 3.02 87.04 01053 | 23 0.23 87.27 01054 | 32 0.32 87.59 01055 | 57 0.57 88.16 01056 | 51 0.51 88.67 01057 | 69 0.69 89.36 01058 | 61 0.61 89.97 01059 | 67 0.67 90.64 01060 | 22 0.22 90.86 01061 | 226 2.26 93.12 01062 | 97 0.97 94.09 01063 | 343 3.43 97.52 01064 | 142 1.42 98.94 01065 | 22 0.22 99.16 01066 | 41 0.41 99.57 01067 | 43 0.43 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016