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

Notificatio |
     n Time |
 EMS-Minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        876        8.76        8.76
          1 |         27        0.27        9.03
          2 |         22        0.22        9.25
          3 |         15        0.15        9.40
          4 |         21        0.21        9.61
          5 |         47        0.47       10.08
          6 |         23        0.23       10.31
          7 |         24        0.24       10.55
          8 |         17        0.17       10.72
          9 |         22        0.22       10.94
         10 |         44        0.44       11.38
         11 |         14        0.14       11.52
         12 |         17        0.17       11.69
         13 |         17        0.17       11.86
         14 |         16        0.16       12.02
         15 |         57        0.57       12.59
         16 |         22        0.22       12.81
         17 |         24        0.24       13.05
         18 |         25        0.25       13.30
         19 |         14        0.14       13.44
         20 |         75        0.75       14.19
         21 |         13        0.13       14.32
         22 |         21        0.21       14.53
         23 |         22        0.22       14.75
         24 |         15        0.15       14.90
         25 |         32        0.32       15.22
         26 |         15        0.15       15.37
         27 |         27        0.27       15.64
         28 |         20        0.20       15.84
         29 |         12        0.12       15.96
         30 |         60        0.60       16.56
         31 |         22        0.22       16.78
         32 |         23        0.23       17.01
         33 |         21        0.21       17.22
         34 |         15        0.15       17.37
         35 |         43        0.43       17.80
         36 |         22        0.22       18.02
         37 |         12        0.12       18.14
         38 |         19        0.19       18.33
         39 |         16        0.16       18.49
         40 |         51        0.51       19.00
         41 |         16        0.16       19.16
         42 |         25        0.25       19.41
         43 |         27        0.27       19.68
         44 |         17        0.17       19.85
         45 |         59        0.59       20.44
         46 |         23        0.23       20.67
         47 |         24        0.24       20.91
         48 |         19        0.19       21.10
         49 |         15        0.15       21.25
         50 |         64        0.64       21.89
         51 |         19        0.19       22.08
         52 |         15        0.15       22.23
         53 |         18        0.18       22.41
         54 |         22        0.22       22.63
         55 |         44        0.44       23.07
         56 |         23        0.23       23.30
         57 |         16        0.16       23.46
         58 |         20        0.20       23.66
         59 |         16        0.16       23.82
         99 |      7,618       76.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016