Frequencies for first 10,000 rows of pct012g053 variable in sf12010880us26 dataset : 50 years | Freq. Percent Cum. ------------+----------------------------------- 0 | 7,222 72.22 72.22 1 | 1,261 12.61 84.83 2 | 490 4.90 89.73 3 | 293 2.93 92.66 4 | 174 1.74 94.40 5 | 136 1.36 95.76 6 | 89 0.89 96.65 7 | 77 0.77 97.42 8 | 43 0.43 97.85 9 | 35 0.35 98.20 10 | 26 0.26 98.46 11 | 19 0.19 98.65 12 | 13 0.13 98.78 13 | 20 0.20 98.98 14 | 15 0.15 99.13 15 | 10 0.10 99.23 16 | 8 0.08 99.31 17 | 12 0.12 99.43 18 | 7 0.07 99.50 19 | 7 0.07 99.57 20 | 2 0.02 99.59 21 | 4 0.04 99.63 22 | 2 0.02 99.65 23 | 5 0.05 99.70 24 | 6 0.06 99.76 25 | 5 0.05 99.81 26 | 1 0.01 99.82 27 | 2 0.02 99.84 28 | 3 0.03 99.87 29 | 1 0.01 99.88 30 | 1 0.01 99.89 32 | 1 0.01 99.90 33 | 1 0.01 99.91 34 | 1 0.01 99.92 35 | 1 0.01 99.93 36 | 2 0.02 99.95 37 | 2 0.02 99.97 48 | 1 0.01 99.98 51 | 1 0.01 99.99 71 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 8 May 2017