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

EMS time at |
   Hospital |
     (HOUR) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         32        0.32        0.32
          1 |         36        0.36        0.68
          2 |         33        0.33        1.01
          3 |         21        0.21        1.22
          4 |         24        0.24        1.46
          5 |         27        0.27        1.73
          6 |         35        0.35        2.08
          7 |         32        0.32        2.40
          8 |         40        0.40        2.80
          9 |         39        0.39        3.19
         10 |         39        0.39        3.58
         11 |         55        0.55        4.13
         12 |         64        0.64        4.77
         13 |         39        0.39        5.16
         14 |         57        0.57        5.73
         15 |         69        0.69        6.42
         16 |         71        0.71        7.13
         17 |         71        0.71        7.84
         18 |         92        0.92        8.76
         19 |         66        0.66        9.42
         20 |         80        0.80       10.22
         21 |         68        0.68       10.90
         22 |         55        0.55       11.45
         23 |         44        0.44       11.89
         88 |      3,150       31.50       43.39
         99 |      5,661       56.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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