Frequencies for first 10,000 rows of dr_cf3 variable in vehicle dataset : RELATED | FACTOR 3 | Freq. Percent Cum. ------------+----------------------------------- 0 | 7,673 76.73 76.73 1 | 9 0.09 76.82 2 | 1 0.01 76.83 4 | 2 0.02 76.85 6 | 12 0.12 76.97 11 | 1 0.01 76.98 12 | 1 0.01 76.99 15 | 1 0.01 77.00 17 | 163 1.63 78.63 18 | 1 0.01 78.64 21 | 1 0.01 78.65 22 | 1 0.01 78.66 23 | 3 0.03 78.69 24 | 59 0.59 79.28 27 | 15 0.15 79.43 28 | 158 1.58 81.01 29 | 4 0.04 81.05 31 | 1 0.01 81.06 33 | 3 0.03 81.09 34 | 4 0.04 81.13 35 | 30 0.30 81.43 36 | 51 0.51 81.94 37 | 11 0.11 82.05 38 | 31 0.31 82.36 39 | 40 0.40 82.76 40 | 1 0.01 82.77 41 | 3 0.03 82.80 42 | 2 0.02 82.82 44 | 413 4.13 86.95 46 | 14 0.14 87.09 47 | 1 0.01 87.10 48 | 368 3.68 90.78 51 | 20 0.20 90.98 52 | 35 0.35 91.33 53 | 22 0.22 91.55 54 | 4 0.04 91.59 55 | 1 0.01 91.60 57 | 19 0.19 91.79 58 | 216 2.16 93.95 59 | 2 0.02 93.97 61 | 7 0.07 94.04 62 | 5 0.05 94.09 63 | 4 0.04 94.13 64 | 1 0.01 94.14 65 | 2 0.02 94.16 66 | 6 0.06 94.22 67 | 1 0.01 94.23 68 | 1 0.01 94.24 72 | 1 0.01 94.25 76 | 2 0.02 94.27 79 | 4 0.04 94.31 80 | 16 0.16 94.47 81 | 2 0.02 94.49 82 | 3 0.03 94.52 83 | 2 0.02 94.54 84 | 22 0.22 94.76 85 | 7 0.07 94.83 87 | 30 0.30 95.13 88 | 2 0.02 95.15 90 | 52 0.52 95.67 91 | 86 0.86 96.53 92 | 49 0.49 97.02 93 | 100 1.00 98.02 94 | 6 0.06 98.08 97 | 1 0.01 98.09 99 | 191 1.91 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016