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

Notificatio |
     n Time |
 EMS-Minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        532        5.32        5.32
          1 |         64        0.64        5.96
          2 |         71        0.71        6.67
          3 |         62        0.62        7.29
          4 |         80        0.80        8.09
          5 |         80        0.80        8.89
          6 |         69        0.69        9.58
          7 |         63        0.63       10.21
          8 |         58        0.58       10.79
          9 |         54        0.54       11.33
         10 |         78        0.78       12.11
         11 |         50        0.50       12.61
         12 |         55        0.55       13.16
         13 |         52        0.52       13.68
         14 |         60        0.60       14.28
         15 |         96        0.96       15.24
         16 |         57        0.57       15.81
         17 |         62        0.62       16.43
         18 |         63        0.63       17.06
         19 |         53        0.53       17.59
         20 |         98        0.98       18.57
         21 |         61        0.61       19.18
         22 |         50        0.50       19.68
         23 |         50        0.50       20.18
         24 |         72        0.72       20.90
         25 |        102        1.02       21.92
         26 |         63        0.63       22.55
         27 |         60        0.60       23.15
         28 |         61        0.61       23.76
         29 |         48        0.48       24.24
         30 |        103        1.03       25.27
         31 |         50        0.50       25.77
         32 |         53        0.53       26.30
         33 |         63        0.63       26.93
         34 |         75        0.75       27.68
         35 |         98        0.98       28.66
         36 |         54        0.54       29.20
         37 |         53        0.53       29.73
         38 |         70        0.70       30.43
         39 |         60        0.60       31.03
         40 |         99        0.99       32.02
         41 |         47        0.47       32.49
         42 |         59        0.59       33.08
         43 |         57        0.57       33.65
         44 |         67        0.67       34.32
         45 |        110        1.10       35.42
         46 |         48        0.48       35.90
         47 |         52        0.52       36.42
         48 |         67        0.67       37.09
         49 |         51        0.51       37.60
         50 |         96        0.96       38.56
         51 |         50        0.50       39.06
         52 |         51        0.51       39.57
         53 |         68        0.68       40.25
         54 |         64        0.64       40.89
         55 |        101        1.01       41.90
         56 |         65        0.65       42.55
         57 |         72        0.72       43.27
         58 |         71        0.71       43.98
         59 |         53        0.53       44.51
         99 |      5,549       55.49      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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