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

Notificatio |
     n Time |
 EMS-Minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        596        5.96        5.96
          1 |         62        0.62        6.58
          2 |         51        0.51        7.09
          3 |         64        0.64        7.73
          4 |         54        0.54        8.27
          5 |         91        0.91        9.18
          6 |         62        0.62        9.80
          7 |         50        0.50       10.30
          8 |         60        0.60       10.90
          9 |         61        0.61       11.51
         10 |         76        0.76       12.27
         11 |         84        0.84       13.11
         12 |         57        0.57       13.68
         13 |         53        0.53       14.21
         14 |         69        0.69       14.90
         15 |        101        1.01       15.91
         16 |         82        0.82       16.73
         17 |         57        0.57       17.30
         18 |         73        0.73       18.03
         19 |         58        0.58       18.61
         20 |        103        1.03       19.64
         21 |         66        0.66       20.30
         22 |         65        0.65       20.95
         23 |         51        0.51       21.46
         24 |         53        0.53       21.99
         25 |         76        0.76       22.75
         26 |         69        0.69       23.44
         27 |         61        0.61       24.05
         28 |         58        0.58       24.63
         29 |         52        0.52       25.15
         30 |        106        1.06       26.21
         31 |         47        0.47       26.68
         32 |         67        0.67       27.35
         33 |         60        0.60       27.95
         34 |         60        0.60       28.55
         35 |         94        0.94       29.49
         36 |         48        0.48       29.97
         37 |         62        0.62       30.59
         38 |         56        0.56       31.15
         39 |         59        0.59       31.74
         40 |         92        0.92       32.66
         41 |         64        0.64       33.30
         42 |         63        0.63       33.93
         43 |         68        0.68       34.61
         44 |         55        0.55       35.16
         45 |         92        0.92       36.08
         46 |         59        0.59       36.67
         47 |         69        0.69       37.36
         48 |         71        0.71       38.07
         49 |         44        0.44       38.51
         50 |        104        1.04       39.55
         51 |         56        0.56       40.11
         52 |         62        0.62       40.73
         53 |         59        0.59       41.32
         54 |         61        0.61       41.93
         55 |         82        0.82       42.75
         56 |         65        0.65       43.40
         57 |         61        0.61       44.01
         58 |         65        0.65       44.66
         59 |         49        0.49       45.15
         99 |      5,485       54.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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