Frequencies for first 10,000 rows of arr_min variable in accident dataset :

    arr_min |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        190        1.90        1.90
          1 |         84        0.84        2.74
          2 |         89        0.89        3.63
          3 |         73        0.73        4.36
          4 |         74        0.74        5.10
          5 |        114        1.14        6.24
          6 |         79        0.79        7.03
          7 |         87        0.87        7.90
          8 |         87        0.87        8.77
          9 |         86        0.86        9.63
         10 |        145        1.45       11.08
         11 |         65        0.65       11.73
         12 |         92        0.92       12.65
         13 |         86        0.86       13.51
         14 |         82        0.82       14.33
         15 |        139        1.39       15.72
         16 |         85        0.85       16.57
         17 |         71        0.71       17.28
         18 |         92        0.92       18.20
         19 |         79        0.79       18.99
         20 |        128        1.28       20.27
         21 |         77        0.77       21.04
         22 |         81        0.81       21.85
         23 |         91        0.91       22.76
         24 |         72        0.72       23.48
         25 |        101        1.01       24.49
         26 |         88        0.88       25.37
         27 |         84        0.84       26.21
         28 |         81        0.81       27.02
         29 |         81        0.81       27.83
         30 |        129        1.29       29.12
         31 |         85        0.85       29.97
         32 |         82        0.82       30.79
         33 |         70        0.70       31.49
         34 |         60        0.60       32.09
         35 |        135        1.35       33.44
         36 |         86        0.86       34.30
         37 |         70        0.70       35.00
         38 |         84        0.84       35.84
         39 |         77        0.77       36.61
         40 |        131        1.31       37.92
         41 |         76        0.76       38.68
         42 |         70        0.70       39.38
         43 |         81        0.81       40.19
         44 |         71        0.71       40.90
         45 |        115        1.15       42.05
         46 |         82        0.82       42.87
         47 |         75        0.75       43.62
         48 |         81        0.81       44.43
         49 |         74        0.74       45.17
         50 |        122        1.22       46.39
         51 |         73        0.73       47.12
         52 |         87        0.87       47.99
         53 |         73        0.73       48.72
         54 |         89        0.89       49.61
         55 |        111        1.11       50.72
         56 |         76        0.76       51.48
         57 |         89        0.89       52.37
         58 |         71        0.71       53.08
         59 |         91        0.91       53.99
         97 |          2        0.02       54.01
         98 |         84        0.84       54.85
         99 |      4,515       45.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016