Frequencies for first 10,000 rows of pct012j090 variable in sf12010860us29 dataset : 87 years | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,126 81.26 81.26 1 | 860 8.60 89.86 2 | 370 3.70 93.56 3 | 198 1.98 95.54 4 | 110 1.10 96.64 5 | 77 0.77 97.41 6 | 38 0.38 97.79 7 | 52 0.52 98.31 8 | 12 0.12 98.43 9 | 32 0.32 98.75 10 | 15 0.15 98.90 11 | 19 0.19 99.09 12 | 12 0.12 99.21 13 | 6 0.06 99.27 14 | 12 0.12 99.39 15 | 9 0.09 99.48 16 | 9 0.09 99.57 17 | 4 0.04 99.61 18 | 4 0.04 99.65 19 | 2 0.02 99.67 20 | 2 0.02 99.69 21 | 2 0.02 99.71 22 | 6 0.06 99.77 23 | 1 0.01 99.78 25 | 6 0.06 99.84 26 | 1 0.01 99.85 27 | 3 0.03 99.88 30 | 2 0.02 99.90 31 | 2 0.02 99.92 32 | 1 0.01 99.93 33 | 1 0.01 99.94 34 | 1 0.01 99.95 39 | 2 0.02 99.97 40 | 1 0.01 99.98 41 | 1 0.01 99.99 47 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017