Frequencies for first 10,000 rows of vinmake variable in vehicle dataset : VIN MAKE | Freq. Percent Cum. ------------+----------------------------------- | 512 5.12 5.12 ACUR | 109 1.09 6.21 AMER | 4 0.04 6.25 AMGN | 2 0.02 6.27 AUDI | 24 0.24 6.51 AUTC | 3 0.03 6.54 BLUI | 6 0.06 6.60 BMW | 92 0.92 7.52 BUIC | 124 1.24 8.76 CADI | 95 0.95 9.71 CHEV | 1,228 12.28 21.99 CHRY | 147 1.47 23.46 DAEW | 3 0.03 23.49 DAIH | 1 0.01 23.50 DATS | 4 0.04 23.54 DODG | 517 5.17 28.71 DUCA | 14 0.14 28.85 EGIL | 1 0.01 28.86 FERR | 1 0.01 28.87 FORD | 1,348 13.48 42.35 FRHT | 205 2.05 44.40 GEO | 14 0.14 44.54 GILL | 6 0.06 44.60 GMC | 274 2.74 47.34 HD | 380 3.80 51.14 HINO | 4 0.04 51.18 HOND | 838 8.38 59.56 HUMM | 5 0.05 59.61 HYOS | 3 0.03 59.64 HYUN | 138 1.38 61.02 INFI | 59 0.59 61.61 INTL | 95 0.95 62.56 ISU | 50 0.50 63.06 JAGU | 18 0.18 63.24 JEEP | 205 2.05 65.29 KAWK | 113 1.13 66.42 KIA | 98 0.98 67.40 KW | 74 0.74 68.14 LEXS | 92 0.92 69.06 LINC | 70 0.70 69.76 LNDR | 16 0.16 69.92 MACK | 38 0.38 70.30 MASE | 1 0.01 70.31 MAZD | 114 1.14 71.45 MCIN | 3 0.03 71.48 MERC | 115 1.15 72.63 MERZ | 78 0.78 73.41 MG | 1 0.01 73.42 MITS | 124 1.24 74.66 MNNI | 7 0.07 74.73 MOGU | 2 0.02 74.75 NEOP | 1 0.01 74.76 NISS | 472 4.72 79.48 OLDS | 66 0.66 80.14 ONTR | 1 0.01 80.15 OSHK | 2 0.02 80.17 PLYM | 20 0.20 80.37 POL | 4 0.04 80.41 POLS | 3 0.03 80.44 PONT | 131 1.31 81.75 PORS | 9 0.09 81.84 PTRB | 102 1.02 82.86 ROL | 1 0.01 82.87 SAA | 3 0.03 82.90 SMRT | 1 0.01 82.91 SPNR | 1 0.01 82.92 STRG | 18 0.18 83.10 STRN | 88 0.88 83.98 SUBA | 60 0.60 84.58 SUZI | 202 2.02 86.60 THMS | 1 0.01 86.61 TOYT | 970 9.70 96.31 TRIU | 1 0.01 96.32 TRUM | 13 0.13 96.45 UD | 2 0.02 96.47 VCTY | 3 0.03 96.50 VOLK | 98 0.98 97.48 VOLV | 80 0.80 98.28 WHGM | 3 0.03 98.31 WSTR | 7 0.07 98.38 YAMA | 162 1.62 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016