Frequencies for first 10,000 rows of county variable in accident dataset : county | Freq. Percent Cum. ------------+----------------------------------- 0 | 2 0.02 0.02 1 | 331 3.31 3.33 3 | 204 2.04 5.37 5 | 193 1.93 7.30 7 | 111 1.11 8.41 9 | 183 1.83 10.24 11 | 206 2.06 12.30 12 | 30 0.30 12.60 13 | 606 6.06 18.66 14 | 2 0.02 18.68 15 | 140 1.40 20.08 16 | 1 0.01 20.09 17 | 95 0.95 21.04 19 | 303 3.03 24.07 20 | 18 0.18 24.25 21 | 140 1.40 25.65 23 | 65 0.65 26.30 25 | 114 1.14 27.44 27 | 57 0.57 28.01 29 | 182 1.82 29.83 31 | 228 2.28 32.11 33 | 99 0.99 33.10 35 | 69 0.69 33.79 37 | 720 7.20 40.99 39 | 81 0.81 41.80 41 | 65 0.65 42.45 43 | 45 0.45 42.90 45 | 66 0.66 43.56 47 | 69 0.69 44.25 49 | 38 0.38 44.63 51 | 67 0.67 45.30 53 | 86 0.86 46.16 55 | 80 0.80 46.96 57 | 179 1.79 48.75 59 | 262 2.62 51.37 61 | 70 0.70 52.07 63 | 43 0.43 52.50 65 | 320 3.20 55.70 67 | 173 1.73 57.43 69 | 109 1.09 58.52 71 | 495 4.95 63.47 73 | 380 3.80 67.27 75 | 71 0.71 67.98 77 | 150 1.50 69.48 79 | 75 0.75 70.23 81 | 108 1.08 71.31 83 | 168 1.68 72.99 85 | 137 1.37 74.36 86 | 228 2.28 76.64 87 | 72 0.72 77.36 89 | 105 1.05 78.41 90 | 10 0.10 78.51 91 | 47 0.47 78.98 93 | 44 0.44 79.42 95 | 212 2.12 81.54 97 | 193 1.93 83.47 99 | 225 2.25 85.72 101 | 134 1.34 87.06 103 | 121 1.21 88.27 105 | 125 1.25 89.52 107 | 127 1.27 90.79 109 | 64 0.64 91.43 110 | 1 0.01 91.44 111 | 120 1.20 92.64 113 | 55 0.55 93.19 115 | 83 0.83 94.02 117 | 64 0.64 94.66 119 | 72 0.72 95.38 121 | 48 0.48 95.86 122 | 10 0.10 95.96 123 | 63 0.63 96.59 125 | 55 0.55 97.14 127 | 102 1.02 98.16 129 | 14 0.14 98.30 131 | 38 0.38 98.68 133 | 22 0.22 98.90 135 | 8 0.08 98.98 137 | 5 0.05 99.03 139 | 17 0.17 99.20 141 | 9 0.09 99.29 143 | 17 0.17 99.46 145 | 16 0.16 99.62 149 | 11 0.11 99.73 150 | 1 0.01 99.74 170 | 17 0.17 99.91 180 | 1 0.01 99.92 240 | 1 0.01 99.93 261 | 2 0.02 99.95 280 | 1 0.01 99.96 290 | 2 0.02 99.98 999 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016