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

    arr_min |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        137        1.37        1.37
          1 |         77        0.77        2.14
          2 |         93        0.93        3.07
          3 |         72        0.72        3.79
          4 |         78        0.78        4.57
          5 |        110        1.10        5.67
          6 |         84        0.84        6.51
          7 |         66        0.66        7.17
          8 |         96        0.96        8.13
          9 |         74        0.74        8.87
         10 |        129        1.29       10.16
         11 |         90        0.90       11.06
         12 |         91        0.91       11.97
         13 |         80        0.80       12.77
         14 |         72        0.72       13.49
         15 |        121        1.21       14.70
         16 |         92        0.92       15.62
         17 |         85        0.85       16.47
         18 |         98        0.98       17.45
         19 |         78        0.78       18.23
         20 |        123        1.23       19.46
         21 |         78        0.78       20.24
         22 |         86        0.86       21.10
         23 |         99        0.99       22.09
         24 |         91        0.91       23.00
         25 |        120        1.20       24.20
         26 |         80        0.80       25.00
         27 |         78        0.78       25.78
         28 |        105        1.05       26.83
         29 |         76        0.76       27.59
         30 |        145        1.45       29.04
         31 |         87        0.87       29.91
         32 |         89        0.89       30.80
         33 |         95        0.95       31.75
         34 |         87        0.87       32.62
         35 |        123        1.23       33.85
         36 |         81        0.81       34.66
         37 |         81        0.81       35.47
         38 |         89        0.89       36.36
         39 |         83        0.83       37.19
         40 |        107        1.07       38.26
         41 |         64        0.64       38.90
         42 |         90        0.90       39.80
         43 |         76        0.76       40.56
         44 |         88        0.88       41.44
         45 |        137        1.37       42.81
         46 |         78        0.78       43.59
         47 |         80        0.80       44.39
         48 |         90        0.90       45.29
         49 |         73        0.73       46.02
         50 |        122        1.22       47.24
         51 |         67        0.67       47.91
         52 |         87        0.87       48.78
         53 |         78        0.78       49.56
         54 |         75        0.75       50.31
         55 |        132        1.32       51.63
         56 |         79        0.79       52.42
         57 |         75        0.75       53.17
         58 |         80        0.80       53.97
         59 |         98        0.98       54.95
         88 |        264        2.64       57.59
         97 |          3        0.03       57.62
         98 |         12        0.12       57.74
         99 |      4,226       42.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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