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

    hosp_mn |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      2,304       23.04       23.04
          1 |         21        0.21       23.25
          2 |         25        0.25       23.50
          3 |         20        0.20       23.70
          4 |         16        0.16       23.86
          5 |         32        0.32       24.18
          6 |         22        0.22       24.40
          7 |         20        0.20       24.60
          8 |         22        0.22       24.82
          9 |         21        0.21       25.03
         10 |         43        0.43       25.46
         11 |         23        0.23       25.69
         12 |         25        0.25       25.94
         13 |         18        0.18       26.12
         14 |         15        0.15       26.27
         15 |         49        0.49       26.76
         16 |         19        0.19       26.95
         17 |         32        0.32       27.27
         18 |         33        0.33       27.60
         19 |         17        0.17       27.77
         20 |         46        0.46       28.23
         21 |         17        0.17       28.40
         22 |         12        0.12       28.52
         23 |         21        0.21       28.73
         24 |         23        0.23       28.96
         25 |         43        0.43       29.39
         26 |         23        0.23       29.62
         27 |         13        0.13       29.75
         28 |         21        0.21       29.96
         29 |         22        0.22       30.18
         30 |         36        0.36       30.54
         31 |         19        0.19       30.73
         32 |         18        0.18       30.91
         33 |         22        0.22       31.13
         34 |         24        0.24       31.37
         35 |         44        0.44       31.81
         36 |         28        0.28       32.09
         37 |         22        0.22       32.31
         38 |         21        0.21       32.52
         39 |         17        0.17       32.69
         40 |         46        0.46       33.15
         41 |         30        0.30       33.45
         42 |         26        0.26       33.71
         43 |         26        0.26       33.97
         44 |         21        0.21       34.18
         45 |         38        0.38       34.56
         46 |         16        0.16       34.72
         47 |         33        0.33       35.05
         48 |         31        0.31       35.36
         49 |         23        0.23       35.59
         50 |         43        0.43       36.02
         51 |         20        0.20       36.22
         52 |         19        0.19       36.41
         53 |         22        0.22       36.63
         54 |         26        0.26       36.89
         55 |         31        0.31       37.20
         56 |         13        0.13       37.33
         57 |         25        0.25       37.58
         58 |         19        0.19       37.77
         59 |         19        0.19       37.96
         99 |      6,204       62.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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