Frequencies for first 10,000 rows of acc_type variable in vehicle dataset : Crash Type | Freq. Percent Cum. ------------+----------------------------------- 0 | 73 0.73 0.73 1 | 927 9.27 10.00 2 | 410 4.10 14.10 3 | 15 0.15 14.25 4 | 5 0.05 14.30 5 | 29 0.29 14.59 6 | 708 7.08 21.67 7 | 374 3.74 25.41 8 | 2 0.02 25.43 10 | 9 0.09 25.52 11 | 33 0.33 25.85 12 | 19 0.19 26.04 13 | 1,428 14.28 40.32 14 | 34 0.34 40.66 15 | 11 0.11 40.77 20 | 119 1.19 41.96 21 | 108 1.08 43.04 22 | 10 0.10 43.14 23 | 1 0.01 43.15 24 | 202 2.02 45.17 25 | 189 1.89 47.06 26 | 7 0.07 47.13 27 | 6 0.06 47.19 28 | 53 0.53 47.72 29 | 41 0.41 48.13 30 | 8 0.08 48.21 31 | 4 0.04 48.25 32 | 44 0.44 48.69 33 | 4 0.04 48.73 38 | 1 0.01 48.74 39 | 1 0.01 48.75 40 | 1 0.01 48.76 41 | 1 0.01 48.77 42 | 6 0.06 48.83 44 | 54 0.54 49.37 45 | 115 1.15 50.52 46 | 33 0.33 50.85 47 | 28 0.28 51.13 48 | 84 0.84 51.97 49 | 8 0.08 52.05 50 | 388 3.88 55.93 51 | 388 3.88 59.81 52 | 148 1.48 61.29 54 | 1 0.01 61.30 55 | 1 0.01 61.31 58 | 4 0.04 61.35 59 | 4 0.04 61.39 62 | 6 0.06 61.45 64 | 197 1.97 63.42 65 | 197 1.97 65.39 66 | 84 0.84 66.23 68 | 335 3.35 69.58 69 | 335 3.35 72.93 70 | 4 0.04 72.97 71 | 4 0.04 73.01 72 | 14 0.14 73.15 73 | 14 0.14 73.29 74 | 12 0.12 73.41 76 | 20 0.20 73.61 77 | 20 0.20 73.81 78 | 17 0.17 73.98 79 | 17 0.17 74.15 80 | 4 0.04 74.19 81 | 4 0.04 74.23 82 | 153 1.53 75.76 83 | 153 1.53 77.29 84 | 10 0.10 77.39 85 | 2 0.02 77.41 86 | 161 1.61 79.02 87 | 161 1.61 80.63 88 | 214 2.14 82.77 89 | 214 2.14 84.91 90 | 4 0.04 84.95 91 | 6 0.06 85.01 92 | 20 0.20 85.21 93 | 10 0.10 85.31 98 | 1,447 14.47 99.78 99 | 22 0.22 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016