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

    arr_min |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        307        3.07        3.07
          1 |         87        0.87        3.94
          2 |         83        0.83        4.77
          3 |         81        0.81        5.58
          4 |         80        0.80        6.38
          5 |        139        1.39        7.77
          6 |         68        0.68        8.45
          7 |         80        0.80        9.25
          8 |         88        0.88       10.13
          9 |         64        0.64       10.77
         10 |        128        1.28       12.05
         11 |         77        0.77       12.82
         12 |        106        1.06       13.88
         13 |         89        0.89       14.77
         14 |         83        0.83       15.60
         15 |        142        1.42       17.02
         16 |         85        0.85       17.87
         17 |         74        0.74       18.61
         18 |         80        0.80       19.41
         19 |         69        0.69       20.10
         20 |        121        1.21       21.31
         21 |         79        0.79       22.10
         22 |         78        0.78       22.88
         23 |         67        0.67       23.55
         24 |         75        0.75       24.30
         25 |        122        1.22       25.52
         26 |         85        0.85       26.37
         27 |         77        0.77       27.14
         28 |         86        0.86       28.00
         29 |         83        0.83       28.83
         30 |        139        1.39       30.22
         31 |         77        0.77       30.99
         32 |         75        0.75       31.74
         33 |         76        0.76       32.50
         34 |         88        0.88       33.38
         35 |        120        1.20       34.58
         36 |         82        0.82       35.40
         37 |         81        0.81       36.21
         38 |         99        0.99       37.20
         39 |         80        0.80       38.00
         40 |        124        1.24       39.24
         41 |         72        0.72       39.96
         42 |         84        0.84       40.80
         43 |         77        0.77       41.57
         44 |         66        0.66       42.23
         45 |        124        1.24       43.47
         46 |         60        0.60       44.07
         47 |        106        1.06       45.13
         48 |         92        0.92       46.05
         49 |         77        0.77       46.82
         50 |        108        1.08       47.90
         51 |         81        0.81       48.71
         52 |         77        0.77       49.48
         53 |         80        0.80       50.28
         54 |         69        0.69       50.97
         55 |        122        1.22       52.19
         56 |         97        0.97       53.16
         57 |         76        0.76       53.92
         58 |         83        0.83       54.75
         59 |         91        0.91       55.66
         99 |      4,434       44.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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