Frequencies for first 10,000 rows of whlbs_lg variable in person dataset :

  Wheelbase |
  Long-Auto |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,114       31.14       31.14
        948 |         12        0.12       31.26
        953 |         62        0.62       31.88
        964 |          3        0.03       31.91
        966 |         12        0.12       32.03
        969 |          5        0.05       32.08
        996 |         21        0.21       32.29
       1001 |          1        0.01       32.30
       1080 |          1        0.01       32.31
       1099 |         46        0.46       32.77
       1100 |          1        0.01       32.78
       1110 |         12        0.12       32.90
       1130 |         13        0.13       33.03
       1150 |          9        0.09       33.12
       1160 |        263        2.63       35.75
       1170 |         55        0.55       36.30
       1175 |          1        0.01       36.31
       1180 |         61        0.61       36.92
       1190 |         24        0.24       37.16
       1200 |          1        0.01       37.17
       1210 |          9        0.09       37.26
       1220 |         11        0.11       37.37
       1240 |         48        0.48       37.85
       1250 |         79        0.79       38.64
       1645 |          1        0.01       38.65
       9999 |      4,306       43.06       81.71
          . |      1,829       18.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016