Frequencies for first 10,000 rows of harm_ev variable in accident dataset : FIRST | HARMFUL | EVENT | Freq. Percent Cum. ------------+----------------------------------- 1 | 974 9.74 9.74 2 | 6 0.06 9.80 3 | 22 0.22 10.02 5 | 80 0.80 10.82 6 | 3 0.03 10.85 7 | 12 0.12 10.97 8 | 1,744 17.44 28.41 9 | 346 3.46 31.87 10 | 60 0.60 32.47 11 | 17 0.17 32.64 12 | 3,754 37.54 70.18 13 | 150 1.50 71.68 14 | 126 1.26 72.94 15 | 13 0.13 73.07 16 | 4 0.04 73.11 17 | 32 0.32 73.43 18 | 34 0.34 73.77 19 | 8 0.08 73.85 20 | 8 0.08 73.93 21 | 36 0.36 74.29 22 | 12 0.12 74.41 23 | 39 0.39 74.80 24 | 250 2.50 77.30 25 | 65 0.65 77.95 26 | 6 0.06 78.01 27 | 112 1.12 79.13 28 | 3 0.03 79.16 29 | 22 0.22 79.38 30 | 197 1.97 81.35 31 | 92 0.92 82.27 32 | 112 1.12 83.39 33 | 383 3.83 87.22 34 | 156 1.56 88.78 35 | 115 1.15 89.93 36 | 21 0.21 90.14 37 | 82 0.82 90.96 38 | 101 1.01 91.97 39 | 34 0.34 92.31 40 | 4 0.04 92.35 41 | 25 0.25 92.60 42 | 567 5.67 98.27 43 | 131 1.31 99.58 44 | 1 0.01 99.59 45 | 7 0.07 99.66 46 | 14 0.14 99.80 99 | 20 0.20 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016