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

    arr_min |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        357        3.57        3.57
          1 |         60        0.60        4.17
          2 |         85        0.85        5.02
          3 |         71        0.71        5.73
          4 |         78        0.78        6.51
          5 |        136        1.36        7.87
          6 |         72        0.72        8.59
          7 |         83        0.83        9.42
          8 |         88        0.88       10.30
          9 |         88        0.88       11.18
         10 |        142        1.42       12.60
         11 |         67        0.67       13.27
         12 |         98        0.98       14.25
         13 |         82        0.82       15.07
         14 |         75        0.75       15.82
         15 |        152        1.52       17.34
         16 |         87        0.87       18.21
         17 |         95        0.95       19.16
         18 |         94        0.94       20.10
         19 |         74        0.74       20.84
         20 |        142        1.42       22.26
         21 |         82        0.82       23.08
         22 |         93        0.93       24.01
         23 |         84        0.84       24.85
         24 |         83        0.83       25.68
         25 |        141        1.41       27.09
         26 |         87        0.87       27.96
         27 |         74        0.74       28.70
         28 |         78        0.78       29.48
         29 |         83        0.83       30.31
         30 |        145        1.45       31.76
         31 |         72        0.72       32.48
         32 |        103        1.03       33.51
         33 |         83        0.83       34.34
         34 |         88        0.88       35.22
         35 |        114        1.14       36.36
         36 |         93        0.93       37.29
         37 |        103        1.03       38.32
         38 |        102        1.02       39.34
         39 |         87        0.87       40.21
         40 |        155        1.55       41.76
         41 |         66        0.66       42.42
         42 |         81        0.81       43.23
         43 |         86        0.86       44.09
         44 |         68        0.68       44.77
         45 |        138        1.38       46.15
         46 |         82        0.82       46.97
         47 |         78        0.78       47.75
         48 |        110        1.10       48.85
         49 |         97        0.97       49.82
         50 |        154        1.54       51.36
         51 |         70        0.70       52.06
         52 |         90        0.90       52.96
         53 |         93        0.93       53.89
         54 |         84        0.84       54.73
         55 |        111        1.11       55.84
         56 |         79        0.79       56.63
         57 |         77        0.77       57.40
         58 |         78        0.78       58.18
         59 |         83        0.83       59.01
         99 |      4,099       40.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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