Frequencies for model variable in vehicle dataset : model | Freq. Percent Cum. ------------+----------------------------------- 1 | 2 0.42 0.42 3 | 3 0.64 1.06 5 | 1 0.21 1.27 6 | 2 0.42 1.69 7 | 1 0.21 1.91 9 | 1 0.21 2.12 13 | 2 0.42 2.54 15 | 2 0.42 2.97 16 | 2 0.42 3.39 17 | 3 0.64 4.03 18 | 1 0.21 4.24 20 | 7 1.48 5.72 25 | 1 0.21 5.93 26 | 1 0.21 6.14 31 | 12 2.54 8.69 32 | 42 8.90 17.58 33 | 11 2.33 19.92 34 | 4 0.85 20.76 35 | 27 5.72 26.48 36 | 6 1.27 27.75 37 | 6 1.27 29.03 38 | 10 2.12 31.14 40 | 14 2.97 34.11 42 | 4 0.85 34.96 43 | 13 2.75 37.71 45 | 6 1.27 38.98 46 | 9 1.91 40.89 47 | 4 0.85 41.74 48 | 4 0.85 42.58 49 | 2 0.42 43.01 50 | 2 0.42 43.43 51 | 15 3.18 46.61 52 | 2 0.42 47.03 53 | 1 0.21 47.25 399 | 6 1.27 48.52 401 | 42 8.90 57.42 402 | 13 2.75 60.17 403 | 1 0.21 60.38 404 | 7 1.48 61.86 405 | 4 0.85 62.71 407 | 1 0.21 62.92 421 | 1 0.21 63.14 422 | 2 0.42 63.56 423 | 1 0.21 63.77 441 | 6 1.27 65.04 442 | 4 0.85 65.89 443 | 1 0.21 66.10 461 | 9 1.91 68.01 471 | 19 4.03 72.03 472 | 6 1.27 73.31 473 | 1 0.21 73.52 474 | 1 0.21 73.73 481 | 9 1.91 75.64 482 | 2 0.42 76.06 499 | 1 0.21 76.27 703 | 8 1.69 77.97 705 | 7 1.48 79.45 706 | 11 2.33 81.78 709 | 30 6.36 88.14 739 | 6 1.27 89.41 881 | 1 0.21 89.62 898 | 2 0.42 90.04 899 | 16 3.39 93.43 907 | 1 0.21 93.64 988 | 1 0.21 93.86 999 | 29 6.14 100.00 ------------+----------------------------------- Total | 472 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016