Frequencies for first 10,000 rows of pct012o037 variable in sf12000860us30 dataset : 34 years | Freq. Percent Cum. ------------+----------------------------------- 0 | 7,282 72.82 72.82 1 | 1,224 12.24 85.06 2 | 488 4.88 89.94 3 | 297 2.97 92.91 4 | 187 1.87 94.78 5 | 113 1.13 95.91 6 | 96 0.96 96.87 7 | 51 0.51 97.38 8 | 44 0.44 97.82 9 | 36 0.36 98.18 10 | 28 0.28 98.46 11 | 15 0.15 98.61 12 | 18 0.18 98.79 13 | 15 0.15 98.94 14 | 12 0.12 99.06 15 | 12 0.12 99.18 16 | 8 0.08 99.26 17 | 8 0.08 99.34 18 | 8 0.08 99.42 19 | 6 0.06 99.48 20 | 4 0.04 99.52 21 | 6 0.06 99.58 22 | 6 0.06 99.64 23 | 5 0.05 99.69 24 | 3 0.03 99.72 25 | 1 0.01 99.73 26 | 3 0.03 99.76 27 | 1 0.01 99.77 28 | 1 0.01 99.78 29 | 2 0.02 99.80 30 | 2 0.02 99.82 31 | 2 0.02 99.84 32 | 1 0.01 99.85 33 | 1 0.01 99.86 34 | 2 0.02 99.88 37 | 2 0.02 99.90 39 | 2 0.02 99.92 43 | 2 0.02 99.94 45 | 1 0.01 99.95 48 | 1 0.01 99.96 51 | 1 0.01 99.97 52 | 1 0.01 99.98 55 | 1 0.01 99.99 93 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017