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

Notificatio |
 n Time EMS |
      (MIN) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         81        0.81        0.81
          1 |         60        0.60        1.41
          2 |         57        0.57        1.98
          3 |         50        0.50        2.48
          4 |         61        0.61        3.09
          5 |         78        0.78        3.87
          6 |         60        0.60        4.47
          7 |         48        0.48        4.95
          8 |         61        0.61        5.56
          9 |         66        0.66        6.22
         10 |         67        0.67        6.89
         11 |         63        0.63        7.52
         12 |         50        0.50        8.02
         13 |         55        0.55        8.57
         14 |         66        0.66        9.23
         15 |         70        0.70        9.93
         16 |         49        0.49       10.42
         17 |         62        0.62       11.04
         18 |         60        0.60       11.64
         19 |         50        0.50       12.14
         20 |         67        0.67       12.81
         21 |         52        0.52       13.33
         22 |         71        0.71       14.04
         23 |         55        0.55       14.59
         24 |         64        0.64       15.23
         25 |         63        0.63       15.86
         26 |         50        0.50       16.36
         27 |         49        0.49       16.85
         28 |         75        0.75       17.60
         29 |         63        0.63       18.23
         30 |         92        0.92       19.15
         31 |         60        0.60       19.75
         32 |         55        0.55       20.30
         33 |         69        0.69       20.99
         34 |         65        0.65       21.64
         35 |         65        0.65       22.29
         36 |         58        0.58       22.87
         37 |         59        0.59       23.46
         38 |         48        0.48       23.94
         39 |         49        0.49       24.43
         40 |         75        0.75       25.18
         41 |         62        0.62       25.80
         42 |         52        0.52       26.32
         43 |         62        0.62       26.94
         44 |         44        0.44       27.38
         45 |         69        0.69       28.07
         46 |         60        0.60       28.67
         47 |         51        0.51       29.18
         48 |         61        0.61       29.79
         49 |         45        0.45       30.24
         50 |         75        0.75       30.99
         51 |         54        0.54       31.53
         52 |         69        0.69       32.22
         53 |         64        0.64       32.86
         54 |         65        0.65       33.51
         55 |         65        0.65       34.16
         56 |         54        0.54       34.70
         57 |         63        0.63       35.33
         58 |         58        0.58       35.91
         59 |         67        0.67       36.58
         88 |        388        3.88       40.46
         98 |          1        0.01       40.47
         99 |      5,953       59.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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