Frequencies for minear variable in impact1997 dataset :

 Mileage to |
    Nearest |
   Hospital |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        371        7.10        7.10
          1 |        806       15.43       22.53
          2 |        448        8.57       31.10
          3 |        255        4.88       35.98
          4 |        174        3.33       39.31
          5 |        119        2.28       41.59
          6 |         84        1.61       43.20
          7 |        131        2.51       45.70
          8 |        110        2.11       47.81
          9 |        116        2.22       50.03
         10 |        153        2.93       52.96
         11 |        162        3.10       56.06
         12 |        185        3.54       59.60
         13 |        165        3.16       62.76
         14 |        174        3.33       66.09
         15 |        186        3.56       69.65
         16 |        151        2.89       72.54
         17 |        160        3.06       75.60
         18 |        141        2.70       78.30
         19 |        116        2.22       80.52
         20 |        114        2.18       82.70
         21 |         83        1.59       84.29
         22 |         81        1.55       85.84
         23 |         65        1.24       87.08
         24 |         51        0.98       88.06
         25 |         31        0.59       88.65
         26 |         30        0.57       89.22
         27 |         30        0.57       89.80
         28 |         19        0.36       90.16
         29 |         28        0.54       90.70
         30 |         14        0.27       90.97
         31 |         17        0.33       91.29
         32 |         19        0.36       91.66
         33 |         18        0.34       92.00
         34 |         13        0.25       92.25
         35 |         12        0.23       92.48
         36 |         14        0.27       92.75
         37 |         13        0.25       93.00
         38 |          9        0.17       93.17
         39 |         13        0.25       93.42
         41 |          6        0.11       93.53
         42 |         12        0.23       93.76
         43 |          5        0.10       93.86
         44 |          7        0.13       93.99
         45 |          5        0.10       94.09
         46 |          7        0.13       94.22
         47 |          2        0.04       94.26
         48 |          2        0.04       94.30
         49 |          4        0.08       94.37
         50 |          4        0.08       94.45
         51 |          1        0.02       94.47
         52 |          1        0.02       94.49
         53 |          2        0.04       94.53
         54 |          1        0.02       94.55
         56 |          3        0.06       94.60
         57 |          3        0.06       94.66
         58 |          1        0.02       94.68
         59 |          2        0.04       94.72
         60 |          1        0.02       94.74
         61 |          3        0.06       94.79
         62 |          1        0.02       94.81
         63 |          2        0.04       94.85
         65 |          1        0.02       94.87
         66 |          1        0.02       94.89
         69 |          1        0.02       94.91
         75 |          2        0.04       94.95
         77 |          1        0.02       94.97
         86 |          1        0.02       94.99
         87 |          1        0.02       95.00
        156 |          1        0.02       95.02
          . |        260        4.98      100.00
------------+-----------------------------------
      Total |      5,225      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016