Frequencies for first 10,000 rows of tire_sze variable in person dataset : original | tire size | Freq. Percent Cum. ------------+----------------------------------- | 4,745 47.45 47.45 000000 | 139 1.39 48.84 12R145 | 5 0.05 48.89 13R145 | 3 0.03 48.92 13R155 | 49 0.49 49.41 13R165 | 13 0.13 49.54 13R175 | 49 0.49 50.03 13R185 | 15 0.15 50.18 146.95 | 2 0.02 50.20 14695 | 1 0.01 50.21 147.35 | 3 0.03 50.24 14E70 | 1 0.01 50.25 14R175 | 107 1.07 51.32 14R185 | 358 3.58 54.90 14R195 | 159 1.59 56.49 14R205 | 21 0.21 56.70 14R215 | 12 0.12 56.82 155.60 | 2 0.02 56.84 15GR78 | 1 0.01 56.85 15H78 | 1 0.01 56.86 15R175 | 12 0.12 56.98 15R185 | 161 1.61 58.59 15R190 | 5 0.05 58.64 15R195 | 510 5.10 63.74 15R205 | 530 5.30 69.04 15R215 | 182 1.82 70.86 15R225 | 150 1.50 72.36 15R235 | 162 1.62 73.98 15R265 | 2 0.02 74.00 16R175 | 2 0.02 74.02 16R195 | 12 0.12 74.14 16R205 | 343 3.43 77.57 16R215 | 393 3.93 81.50 16R225 | 391 3.91 85.41 16R235 | 158 1.58 86.99 16R245 | 159 1.59 88.58 16R255 | 63 0.63 89.21 16R265 | 182 1.82 91.03 17R205 | 20 0.20 91.23 17R215 | 193 1.93 93.16 17R225 | 165 1.65 94.81 17R235 | 78 0.78 95.59 17R245 | 91 0.91 96.50 17R255 | 11 0.11 96.61 17R265 | 90 0.90 97.51 17R275 | 9 0.09 97.60 18R215 | 7 0.07 97.67 18R225 | 53 0.53 98.20 18R235 | 46 0.46 98.66 18R245 | 26 0.26 98.92 18R255 | 11 0.11 99.03 18R265 | 49 0.49 99.52 18R275 | 2 0.02 99.54 18R285 | 1 0.01 99.55 19R235 | 4 0.04 99.59 19R245 | 7 0.07 99.66 19R255 | 9 0.09 99.75 20R245 | 10 0.10 99.85 20R255 | 6 0.06 99.91 20R265 | 1 0.01 99.92 20R275 | 6 0.06 99.98 999999 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016