Frequencies for veh_aux dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Frequencies for year variable in veh_aux dataset : year | Freq. Percent Cum. ------------+----------------------------------- 2007 | 616 100.00 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for veh_no variable in veh_aux dataset : VEHICLE # | Freq. Percent Cum. ------------+----------------------------------- 1 | 430 69.81 69.81 2 | 156 25.32 95.13 3 | 18 2.92 98.05 4 | 7 1.14 99.19 5 | 3 0.49 99.68 6 | 2 0.32 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for st_case variable in veh_aux dataset : st_case | Freq. Percent Cum. ------------+----------------------------------- 430001 | 1 0.16 0.16 430002 | 1 0.16 0.32 430003 | 1 0.16 0.49 430004 | 1 0.16 0.65 430005 | 1 0.16 0.81 430006 | 1 0.16 0.97 430007 | 1 0.16 1.14 430008 | 2 0.32 1.46 430009 | 2 0.32 1.79 430010 | 1 0.16 1.95 430011 | 2 0.32 2.27 430012 | 1 0.16 2.44 430013 | 1 0.16 2.60 430014 | 1 0.16 2.76 430015 | 1 0.16 2.92 430016 | 1 0.16 3.08 430017 | 1 0.16 3.25 430018 | 2 0.32 3.57 430019 | 2 0.32 3.90 430020 | 2 0.32 4.22 430021 | 1 0.16 4.38 430022 | 1 0.16 4.55 430023 | 1 0.16 4.71 430024 | 2 0.32 5.03 430025 | 1 0.16 5.19 430026 | 1 0.16 5.36 430027 | 1 0.16 5.52 430028 | 2 0.32 5.84 430029 | 1 0.16 6.01 430030 | 1 0.16 6.17 430031 | 1 0.16 6.33 430032 | 4 0.65 6.98 430033 | 2 0.32 7.31 430034 | 1 0.16 7.47 430035 | 2 0.32 7.79 430036 | 3 0.49 8.28 430037 | 1 0.16 8.44 430038 | 2 0.32 8.77 430039 | 1 0.16 8.93 430040 | 1 0.16 9.09 430041 | 1 0.16 9.25 430042 | 2 0.32 9.58 430043 | 2 0.32 9.90 430044 | 1 0.16 10.06 430045 | 2 0.32 10.39 430046 | 1 0.16 10.55 430047 | 1 0.16 10.71 430048 | 1 0.16 10.88 430049 | 1 0.16 11.04 430050 | 2 0.32 11.36 430051 | 2 0.32 11.69 430052 | 1 0.16 11.85 430053 | 1 0.16 12.01 430054 | 1 0.16 12.18 430056 | 1 0.16 12.34 430057 | 1 0.16 12.50 430058 | 1 0.16 12.66 430059 | 1 0.16 12.82 430060 | 1 0.16 12.99 430061 | 1 0.16 13.15 430062 | 1 0.16 13.31 430063 | 2 0.32 13.64 430064 | 2 0.32 13.96 430065 | 2 0.32 14.29 430066 | 2 0.32 14.61 430067 | 1 0.16 14.77 430068 | 1 0.16 14.94 430069 | 1 0.16 15.10 430070 | 1 0.16 15.26 430071 | 1 0.16 15.42 430072 | 1 0.16 15.58 430073 | 1 0.16 15.75 430074 | 1 0.16 15.91 430075 | 2 0.32 16.23 430076 | 1 0.16 16.40 430077 | 1 0.16 16.56 430078 | 2 0.32 16.88 430079 | 1 0.16 17.05 430080 | 2 0.32 17.37 430081 | 1 0.16 17.53 430082 | 1 0.16 17.69 430083 | 2 0.32 18.02 430084 | 1 0.16 18.18 430085 | 1 0.16 18.34 430086 | 1 0.16 18.51 430087 | 1 0.16 18.67 430088 | 1 0.16 18.83 430089 | 2 0.32 19.16 430090 | 2 0.32 19.48 430091 | 2 0.32 19.81 430092 | 2 0.32 20.13 430093 | 2 0.32 20.45 430094 | 1 0.16 20.62 430095 | 1 0.16 20.78 430096 | 3 0.49 21.27 430097 | 1 0.16 21.43 430098 | 2 0.32 21.75 430099 | 1 0.16 21.92 430100 | 1 0.16 22.08 430101 | 1 0.16 22.24 430102 | 1 0.16 22.40 430103 | 2 0.32 22.73 430104 | 1 0.16 22.89 430105 | 6 0.97 23.86 430106 | 1 0.16 24.03 430107 | 1 0.16 24.19 430108 | 2 0.32 24.51 430109 | 1 0.16 24.68 430110 | 1 0.16 24.84 430111 | 1 0.16 25.00 430112 | 1 0.16 25.16 430113 | 1 0.16 25.32 430114 | 2 0.32 25.65 430115 | 1 0.16 25.81 430116 | 2 0.32 26.14 430117 | 1 0.16 26.30 430118 | 1 0.16 26.46 430119 | 2 0.32 26.79 430120 | 3 0.49 27.27 430121 | 2 0.32 27.60 430122 | 1 0.16 27.76 430123 | 1 0.16 27.92 430124 | 1 0.16 28.08 430125 | 1 0.16 28.25 430126 | 1 0.16 28.41 430127 | 2 0.32 28.73 430128 | 2 0.32 29.06 430129 | 2 0.32 29.38 430130 | 2 0.32 29.71 430131 | 1 0.16 29.87 430132 | 1 0.16 30.03 430133 | 1 0.16 30.19 430134 | 2 0.32 30.52 430135 | 2 0.32 30.84 430136 | 1 0.16 31.01 430137 | 2 0.32 31.33 430138 | 1 0.16 31.49 430139 | 2 0.32 31.82 430140 | 1 0.16 31.98 430141 | 2 0.32 32.31 430142 | 1 0.16 32.47 430143 | 1 0.16 32.63 430144 | 2 0.32 32.95 430145 | 1 0.16 33.12 430146 | 1 0.16 33.28 430147 | 1 0.16 33.44 430148 | 1 0.16 33.60 430149 | 1 0.16 33.77 430150 | 1 0.16 33.93 430151 | 1 0.16 34.09 430152 | 2 0.32 34.42 430153 | 1 0.16 34.58 430154 | 2 0.32 34.90 430155 | 3 0.49 35.39 430156 | 4 0.65 36.04 430157 | 2 0.32 36.36 430158 | 2 0.32 36.69 430159 | 1 0.16 36.85 430160 | 1 0.16 37.01 430161 | 2 0.32 37.34 430162 | 1 0.16 37.50 430163 | 1 0.16 37.66 430164 | 1 0.16 37.82 430165 | 1 0.16 37.99 430166 | 2 0.32 38.31 430167 | 1 0.16 38.47 430168 | 2 0.32 38.80 430169 | 2 0.32 39.12 430170 | 1 0.16 39.29 430171 | 1 0.16 39.45 430172 | 1 0.16 39.61 430173 | 1 0.16 39.77 430174 | 1 0.16 39.94 430175 | 1 0.16 40.10 430176 | 2 0.32 40.42 430177 | 1 0.16 40.58 430178 | 1 0.16 40.75 430179 | 2 0.32 41.07 430180 | 2 0.32 41.40 430181 | 1 0.16 41.56 430182 | 1 0.16 41.72 430183 | 1 0.16 41.88 430184 | 1 0.16 42.05 430185 | 1 0.16 42.21 430186 | 5 0.81 43.02 430187 | 1 0.16 43.18 430188 | 1 0.16 43.34 430189 | 1 0.16 43.51 430190 | 1 0.16 43.67 430191 | 1 0.16 43.83 430192 | 2 0.32 44.16 430193 | 2 0.32 44.48 430194 | 1 0.16 44.64 430195 | 1 0.16 44.81 430196 | 2 0.32 45.13 430197 | 3 0.49 45.62 430198 | 2 0.32 45.94 430199 | 1 0.16 46.10 430200 | 2 0.32 46.43 430201 | 2 0.32 46.75 430202 | 2 0.32 47.08 430203 | 2 0.32 47.40 430204 | 1 0.16 47.56 430205 | 2 0.32 47.89 430206 | 1 0.16 48.05 430207 | 1 0.16 48.21 430208 | 1 0.16 48.38 430209 | 2 0.32 48.70 430210 | 2 0.32 49.03 430211 | 1 0.16 49.19 430212 | 1 0.16 49.35 430213 | 1 0.16 49.51 430214 | 2 0.32 49.84 430215 | 1 0.16 50.00 430216 | 1 0.16 50.16 430217 | 1 0.16 50.32 430218 | 3 0.49 50.81 430219 | 2 0.32 51.14 430220 | 1 0.16 51.30 430221 | 1 0.16 51.46 430222 | 2 0.32 51.79 430223 | 2 0.32 52.11 430224 | 1 0.16 52.27 430225 | 1 0.16 52.44 430226 | 1 0.16 52.60 430227 | 2 0.32 52.92 430228 | 2 0.32 53.25 430229 | 2 0.32 53.57 430230 | 1 0.16 53.73 430231 | 1 0.16 53.90 430232 | 1 0.16 54.06 430233 | 1 0.16 54.22 430234 | 2 0.32 54.55 430235 | 1 0.16 54.71 430236 | 2 0.32 55.03 430237 | 1 0.16 55.19 430238 | 2 0.32 55.52 430239 | 1 0.16 55.68 430240 | 2 0.32 56.01 430241 | 2 0.32 56.33 430242 | 2 0.32 56.66 430243 | 1 0.16 56.82 430244 | 2 0.32 57.14 430245 | 1 0.16 57.31 430246 | 2 0.32 57.63 430247 | 1 0.16 57.79 430248 | 1 0.16 57.95 430249 | 1 0.16 58.12 430250 | 1 0.16 58.28 430251 | 1 0.16 58.44 430252 | 1 0.16 58.60 430253 | 1 0.16 58.77 430254 | 1 0.16 58.93 430255 | 2 0.32 59.25 430256 | 1 0.16 59.42 430257 | 2 0.32 59.74 430258 | 1 0.16 59.90 430259 | 1 0.16 60.06 430260 | 1 0.16 60.23 430261 | 1 0.16 60.39 430262 | 1 0.16 60.55 430263 | 3 0.49 61.04 430264 | 2 0.32 61.36 430265 | 1 0.16 61.53 430266 | 1 0.16 61.69 430267 | 1 0.16 61.85 430268 | 2 0.32 62.18 430269 | 2 0.32 62.50 430270 | 2 0.32 62.82 430271 | 1 0.16 62.99 430272 | 1 0.16 63.15 430273 | 1 0.16 63.31 430274 | 1 0.16 63.47 430275 | 2 0.32 63.80 430276 | 2 0.32 64.12 430277 | 1 0.16 64.29 430278 | 1 0.16 64.45 430279 | 2 0.32 64.77 430280 | 2 0.32 65.10 430281 | 1 0.16 65.26 430282 | 2 0.32 65.58 430283 | 1 0.16 65.75 430284 | 1 0.16 65.91 430285 | 1 0.16 66.07 430286 | 1 0.16 66.23 430287 | 1 0.16 66.40 430288 | 2 0.32 66.72 430289 | 1 0.16 66.88 430290 | 1 0.16 67.05 430291 | 2 0.32 67.37 430292 | 1 0.16 67.53 430293 | 1 0.16 67.69 430294 | 1 0.16 67.86 430295 | 3 0.49 68.34 430296 | 1 0.16 68.51 430297 | 1 0.16 68.67 430298 | 1 0.16 68.83 430299 | 2 0.32 69.16 430300 | 1 0.16 69.32 430301 | 3 0.49 69.81 430302 | 1 0.16 69.97 430303 | 1 0.16 70.13 430304 | 1 0.16 70.29 430305 | 2 0.32 70.62 430306 | 1 0.16 70.78 430307 | 1 0.16 70.94 430308 | 2 0.32 71.27 430309 | 1 0.16 71.43 430310 | 1 0.16 71.59 430311 | 1 0.16 71.75 430312 | 1 0.16 71.92 430313 | 1 0.16 72.08 430314 | 1 0.16 72.24 430315 | 1 0.16 72.40 430316 | 2 0.32 72.73 430317 | 1 0.16 72.89 430318 | 1 0.16 73.05 430319 | 1 0.16 73.21 430320 | 3 0.49 73.70 430321 | 2 0.32 74.03 430322 | 1 0.16 74.19 430323 | 1 0.16 74.35 430324 | 1 0.16 74.51 430325 | 1 0.16 74.68 430326 | 2 0.32 75.00 430327 | 2 0.32 75.32 430328 | 2 0.32 75.65 430329 | 2 0.32 75.97 430330 | 1 0.16 76.14 430331 | 1 0.16 76.30 430332 | 1 0.16 76.46 430333 | 1 0.16 76.62 430334 | 1 0.16 76.79 430335 | 1 0.16 76.95 430336 | 1 0.16 77.11 430337 | 1 0.16 77.27 430338 | 1 0.16 77.44 430339 | 1 0.16 77.60 430340 | 4 0.65 78.25 430341 | 1 0.16 78.41 430342 | 1 0.16 78.57 430343 | 2 0.32 78.90 430344 | 1 0.16 79.06 430345 | 1 0.16 79.22 430346 | 1 0.16 79.38 430347 | 2 0.32 79.71 430348 | 1 0.16 79.87 430349 | 1 0.16 80.03 430350 | 1 0.16 80.19 430351 | 2 0.32 80.52 430352 | 1 0.16 80.68 430353 | 6 0.97 81.66 430354 | 2 0.32 81.98 430355 | 2 0.32 82.31 430356 | 1 0.16 82.47 430357 | 2 0.32 82.79 430358 | 1 0.16 82.95 430359 | 1 0.16 83.12 430360 | 1 0.16 83.28 430361 | 2 0.32 83.60 430362 | 1 0.16 83.77 430363 | 2 0.32 84.09 430364 | 1 0.16 84.25 430365 | 1 0.16 84.42 430366 | 2 0.32 84.74 430367 | 1 0.16 84.90 430368 | 1 0.16 85.06 430369 | 2 0.32 85.39 430370 | 1 0.16 85.55 430371 | 1 0.16 85.71 430372 | 4 0.65 86.36 430373 | 2 0.32 86.69 430374 | 1 0.16 86.85 430375 | 1 0.16 87.01 430376 | 2 0.32 87.34 430377 | 1 0.16 87.50 430378 | 2 0.32 87.82 430379 | 2 0.32 88.15 430380 | 2 0.32 88.47 430381 | 2 0.32 88.80 430382 | 1 0.16 88.96 430383 | 1 0.16 89.12 430384 | 2 0.32 89.45 430385 | 1 0.16 89.61 430386 | 2 0.32 89.94 430387 | 1 0.16 90.10 430388 | 2 0.32 90.42 430389 | 1 0.16 90.58 430390 | 1 0.16 90.75 430391 | 1 0.16 90.91 430392 | 2 0.32 91.23 430393 | 1 0.16 91.40 430394 | 1 0.16 91.56 430395 | 2 0.32 91.88 430396 | 1 0.16 92.05 430397 | 1 0.16 92.21 430398 | 1 0.16 92.37 430399 | 1 0.16 92.53 430400 | 2 0.32 92.86 430401 | 2 0.32 93.18 430402 | 1 0.16 93.34 430403 | 1 0.16 93.51 430404 | 2 0.32 93.83 430405 | 1 0.16 93.99 430406 | 2 0.32 94.32 430407 | 1 0.16 94.48 430408 | 2 0.32 94.81 430409 | 2 0.32 95.13 430410 | 1 0.16 95.29 430411 | 1 0.16 95.45 430412 | 1 0.16 95.62 430413 | 1 0.16 95.78 430414 | 1 0.16 95.94 430415 | 1 0.16 96.10 430416 | 1 0.16 96.27 430417 | 2 0.32 96.59 430418 | 1 0.16 96.75 430419 | 1 0.16 96.92 430420 | 2 0.32 97.24 430421 | 3 0.49 97.73 430422 | 1 0.16 97.89 430423 | 2 0.32 98.21 430424 | 2 0.32 98.54 430425 | 2 0.32 98.86 430426 | 2 0.32 99.19 430427 | 1 0.16 99.35 430428 | 1 0.16 99.51 430429 | 1 0.16 99.68 430430 | 1 0.16 99.84 430431 | 1 0.16 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_body variable in veh_aux dataset : Vehicle | Body Type | Freq. Percent Cum. ------------+----------------------------------- 1 | 303 49.19 49.19 2 | 47 7.63 56.82 3 | 104 16.88 73.70 4 | 21 3.41 77.11 6 | 19 3.08 80.19 7 | 96 15.58 95.78 8 | 2 0.32 96.10 9 | 24 3.90 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_imp1 variable in veh_aux dataset : Intial | Impact | Point | Freq. Percent Cum. ------------+----------------------------------- 1 | 15 2.44 2.44 2 | 393 63.80 66.23 3 | 70 11.36 77.60 4 | 55 8.93 86.53 5 | 81 13.15 99.68 6 | 2 0.32 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_imp2 variable in veh_aux dataset : Principal | Impact | Point | Freq. Percent Cum. ------------+----------------------------------- 1 | 15 2.44 2.44 2 | 382 62.01 64.45 3 | 64 10.39 74.84 4 | 48 7.79 82.63 5 | 76 12.34 94.97 6 | 31 5.03 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_vroll variable in veh_aux dataset : Rollover | Freq. Percent Cum. ------------+----------------------------------- 1 | 33 5.36 5.36 2 | 583 94.64 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_lic_s variable in veh_aux dataset : License | Status | Freq. Percent Cum. ------------+----------------------------------- 1 | 422 68.51 68.51 2 | 58 9.42 77.92 3 | 40 6.49 84.42 4 | 96 15.58 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_lic_c variable in veh_aux dataset : License | Compliance | Freq. Percent Cum. ------------+----------------------------------- 1 | 481 78.08 78.08 2 | 92 14.94 93.02 3 | 43 6.98 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_cdl_s variable in veh_aux dataset : CDL Status | Freq. Percent Cum. ------------+----------------------------------- 1 | 2 0.32 0.32 2 | 571 92.69 93.02 3 | 43 6.98 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_mc_l_s variable in veh_aux dataset : Motorcycle | License | Status | Freq. Percent Cum. ------------+----------------------------------- 1 | 68 11.04 11.04 2 | 25 4.06 15.10 3 | 3 0.49 15.58 4 | 520 84.42 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_spveh variable in veh_aux dataset : Speeding | Vehicle | Freq. Percent Cum. ------------+----------------------------------- 1 | 213 34.58 34.58 2 | 403 65.42 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_sbus variable in veh_aux dataset : School Bus | Freq. Percent Cum. ------------+----------------------------------- 3 | 616 100.00 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_mod_yr variable in veh_aux dataset : Vehicle | Model Year | Freq. Percent Cum. ------------+----------------------------------- 1972 | 2 0.32 0.32 1975 | 1 0.16 0.49 1978 | 1 0.16 0.65 1979 | 2 0.32 0.97 1980 | 2 0.32 1.30 1981 | 1 0.16 1.46 1982 | 3 0.49 1.95 1983 | 5 0.81 2.76 1984 | 4 0.65 3.41 1985 | 15 2.44 5.84 1986 | 7 1.14 6.98 1987 | 5 0.81 7.79 1988 | 12 1.95 9.74 1989 | 10 1.62 11.36 1990 | 15 2.44 13.80 1991 | 20 3.25 17.05 1992 | 15 2.44 19.48 1993 | 13 2.11 21.59 1994 | 14 2.27 23.86 1995 | 32 5.19 29.06 1996 | 25 4.06 33.12 1997 | 22 3.57 36.69 1998 | 22 3.57 40.26 1999 | 37 6.01 46.27 2000 | 31 5.03 51.30 2001 | 32 5.19 56.49 2002 | 32 5.19 61.69 2003 | 33 5.36 67.05 2004 | 35 5.68 72.73 2005 | 58 9.42 82.14 2006 | 48 7.79 89.94 2007 | 28 4.55 94.48 9999 | 34 5.52 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_drdis variable in veh_aux dataset : Distracted | Driver | Freq. Percent Cum. ------------+----------------------------------- 2 | 616 100.00 100.00 ------------+----------------------------------- Total | 616 100.00 Frequencies for a_drdro variable in veh_aux dataset : Drowsy | Driver | Freq. Percent Cum. ------------+----------------------------------- 1 | 4 0.65 0.65 2 | 612 99.35 100.00 ------------+----------------------------------- Total | 616 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016