Frequencies for first 10,000 rows of pct012i094 variable in sf12000860us24 dataset : 91 years | Freq. Percent Cum. ------------+----------------------------------- 0 | 5,237 52.37 52.37 1 | 1,722 17.22 69.59 2 | 852 8.52 78.11 3 | 503 5.03 83.14 4 | 393 3.93 87.07 5 | 285 2.85 89.92 6 | 213 2.13 92.05 7 | 152 1.52 93.57 8 | 116 1.16 94.73 9 | 118 1.18 95.91 10 | 82 0.82 96.73 11 | 68 0.68 97.41 12 | 45 0.45 97.86 13 | 43 0.43 98.29 14 | 24 0.24 98.53 15 | 31 0.31 98.84 16 | 20 0.20 99.04 17 | 16 0.16 99.20 18 | 14 0.14 99.34 19 | 7 0.07 99.41 20 | 12 0.12 99.53 21 | 7 0.07 99.60 22 | 9 0.09 99.69 23 | 5 0.05 99.74 24 | 3 0.03 99.77 26 | 3 0.03 99.80 27 | 1 0.01 99.81 28 | 2 0.02 99.83 30 | 2 0.02 99.85 31 | 1 0.01 99.86 34 | 3 0.03 99.89 35 | 1 0.01 99.90 37 | 2 0.02 99.92 38 | 2 0.02 99.94 44 | 1 0.01 99.95 45 | 1 0.01 99.96 47 | 1 0.01 99.97 49 | 1 0.01 99.98 50 | 1 0.01 99.99 52 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017