Frequencies for first 10,000 rows of pct012f070 variable in sf12000860us21 dataset : 67 years | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,030 90.30 90.30 1 | 495 4.95 95.25 2 | 147 1.47 96.72 3 | 82 0.82 97.54 4 | 46 0.46 98.00 5 | 28 0.28 98.28 6 | 34 0.34 98.62 7 | 23 0.23 98.85 8 | 14 0.14 98.99 9 | 13 0.13 99.12 10 | 7 0.07 99.19 11 | 5 0.05 99.24 12 | 5 0.05 99.29 13 | 6 0.06 99.35 14 | 4 0.04 99.39 15 | 8 0.08 99.47 16 | 7 0.07 99.54 17 | 4 0.04 99.58 18 | 2 0.02 99.60 19 | 3 0.03 99.63 20 | 7 0.07 99.70 21 | 2 0.02 99.72 23 | 4 0.04 99.76 24 | 2 0.02 99.78 25 | 2 0.02 99.80 26 | 4 0.04 99.84 27 | 1 0.01 99.85 28 | 1 0.01 99.86 29 | 3 0.03 99.89 31 | 2 0.02 99.91 32 | 2 0.02 99.93 33 | 1 0.01 99.94 35 | 3 0.03 99.97 38 | 1 0.01 99.98 45 | 1 0.01 99.99 60 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017