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

    arr_min |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        244        2.44        2.44
          1 |         63        0.63        3.07
          2 |         74        0.74        3.81
          3 |         90        0.90        4.71
          4 |         58        0.58        5.29
          5 |         97        0.97        6.26
          6 |         79        0.79        7.05
          7 |         76        0.76        7.81
          8 |         72        0.72        8.53
          9 |         63        0.63        9.16
         10 |        139        1.39       10.55
         11 |         84        0.84       11.39
         12 |         72        0.72       12.11
         13 |         63        0.63       12.74
         14 |         74        0.74       13.48
         15 |        131        1.31       14.79
         16 |         69        0.69       15.48
         17 |         82        0.82       16.30
         18 |         78        0.78       17.08
         19 |         68        0.68       17.76
         20 |        129        1.29       19.05
         21 |         73        0.73       19.78
         22 |         74        0.74       20.52
         23 |         60        0.60       21.12
         24 |         73        0.73       21.85
         25 |        117        1.17       23.02
         26 |         87        0.87       23.89
         27 |         64        0.64       24.53
         28 |         81        0.81       25.34
         29 |         72        0.72       26.06
         30 |        118        1.18       27.24
         31 |         67        0.67       27.91
         32 |         51        0.51       28.42
         33 |         60        0.60       29.02
         34 |         80        0.80       29.82
         35 |        115        1.15       30.97
         36 |         63        0.63       31.60
         37 |         84        0.84       32.44
         38 |         97        0.97       33.41
         39 |         63        0.63       34.04
         40 |        133        1.33       35.37
         41 |         71        0.71       36.08
         42 |         74        0.74       36.82
         43 |         73        0.73       37.55
         44 |         76        0.76       38.31
         45 |        126        1.26       39.57
         46 |         71        0.71       40.28
         47 |         81        0.81       41.09
         48 |         75        0.75       41.84
         49 |         70        0.70       42.54
         50 |        125        1.25       43.79
         51 |         67        0.67       44.46
         52 |         82        0.82       45.28
         53 |         64        0.64       45.92
         54 |         71        0.71       46.63
         55 |        125        1.25       47.88
         56 |         79        0.79       48.67
         57 |         73        0.73       49.40
         58 |         72        0.72       50.12
         59 |         78        0.78       50.90
         97 |          4        0.04       50.94
         98 |         32        0.32       51.26
         99 |      4,874       48.74      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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