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

Notificatio |
     n Time |
 EMS-Minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        670        6.70        6.70
          1 |         56        0.56        7.26
          2 |         60        0.60        7.86
          3 |         58        0.58        8.44
          4 |         55        0.55        8.99
          5 |         89        0.89        9.88
          6 |         57        0.57       10.45
          7 |         65        0.65       11.10
          8 |         64        0.64       11.74
          9 |         53        0.53       12.27
         10 |         89        0.89       13.16
         11 |         59        0.59       13.75
         12 |         65        0.65       14.40
         13 |         65        0.65       15.05
         14 |         67        0.67       15.72
         15 |         92        0.92       16.64
         16 |         56        0.56       17.20
         17 |         63        0.63       17.83
         18 |         66        0.66       18.49
         19 |         66        0.66       19.15
         20 |         85        0.85       20.00
         21 |         56        0.56       20.56
         22 |         49        0.49       21.05
         23 |         58        0.58       21.63
         24 |         61        0.61       22.24
         25 |         79        0.79       23.03
         26 |         45        0.45       23.48
         27 |         46        0.46       23.94
         28 |         61        0.61       24.55
         29 |         59        0.59       25.14
         30 |        105        1.05       26.19
         31 |         61        0.61       26.80
         32 |         61        0.61       27.41
         33 |         61        0.61       28.02
         34 |         66        0.66       28.68
         35 |         79        0.79       29.47
         36 |         70        0.70       30.17
         37 |         72        0.72       30.89
         38 |         59        0.59       31.48
         39 |         70        0.70       32.18
         40 |        101        1.01       33.19
         41 |         51        0.51       33.70
         42 |         47        0.47       34.17
         43 |         70        0.70       34.87
         44 |         64        0.64       35.51
         45 |        101        1.01       36.52
         46 |         52        0.52       37.04
         47 |         64        0.64       37.68
         48 |         74        0.74       38.42
         49 |         57        0.57       38.99
         50 |        105        1.05       40.04
         51 |         49        0.49       40.53
         52 |         61        0.61       41.14
         53 |         58        0.58       41.72
         54 |         54        0.54       42.26
         55 |         83        0.83       43.09
         56 |         55        0.55       43.64
         57 |         55        0.55       44.19
         58 |         55        0.55       44.74
         59 |         51        0.51       45.25
         99 |      5,475       54.75      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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