Frequencies for first 10,000 rows of hospcode variable in nhamcsed2007 dataset :

   hospital |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        110        1.10        1.10
          2 |        104        1.04        2.14
          3 |         58        0.58        2.72
          4 |        103        1.03        3.75
          5 |         97        0.97        4.72
          6 |        116        1.16        5.88
          7 |        119        1.19        7.07
          8 |        157        1.57        8.64
          9 |        105        1.05        9.69
         10 |        113        1.13       10.82
         11 |        112        1.12       11.94
         12 |        179        1.79       13.73
         13 |         78        0.78       14.51
         14 |        103        1.03       15.54
         15 |         64        0.64       16.18
         16 |         96        0.96       17.14
         17 |        111        1.11       18.25
         18 |        103        1.03       19.28
         19 |        113        1.13       20.41
         20 |        127        1.27       21.68
         21 |        104        1.04       22.72
         22 |         93        0.93       23.65
         23 |        106        1.06       24.71
         24 |        101        1.01       25.72
         25 |         72        0.72       26.44
         26 |         99        0.99       27.43
         27 |         73        0.73       28.16
         28 |        111        1.11       29.27
         29 |        112        1.12       30.39
         30 |        109        1.09       31.48
         31 |        103        1.03       32.51
         32 |         88        0.88       33.39
         33 |        109        1.09       34.48
         34 |         80        0.80       35.28
         35 |         63        0.63       35.91
         36 |         91        0.91       36.82
         37 |         40        0.40       37.22
         38 |         81        0.81       38.03
         39 |         99        0.99       39.02
         40 |        116        1.16       40.18
         41 |        104        1.04       41.22
         42 |         95        0.95       42.17
         43 |        108        1.08       43.25
         44 |        102        1.02       44.27
         45 |        144        1.44       45.71
         46 |        150        1.50       47.21
         47 |        119        1.19       48.40
         48 |         55        0.55       48.95
         49 |        110        1.10       50.05
         50 |         75        0.75       50.80
         51 |        101        1.01       51.81
         52 |         83        0.83       52.64
         53 |         57        0.57       53.21
         54 |        122        1.22       54.43
         55 |        122        1.22       55.65
         56 |        106        1.06       56.71
         57 |        113        1.13       57.84
         58 |         97        0.97       58.81
         59 |         94        0.94       59.75
         60 |        109        1.09       60.84
         61 |         86        0.86       61.70
         62 |        101        1.01       62.71
         63 |        158        1.58       64.29
         64 |         87        0.87       65.16
         65 |        377        3.77       68.93
         66 |        127        1.27       70.20
         67 |        126        1.26       71.46
         68 |        113        1.13       72.59
         69 |         94        0.94       73.53
         70 |        117        1.17       74.70
         71 |        102        1.02       75.72
         72 |        117        1.17       76.89
         73 |        127        1.27       78.16
         74 |        142        1.42       79.58
         75 |         60        0.60       80.18
         76 |        138        1.38       81.56
         77 |        106        1.06       82.62
         78 |         65        0.65       83.27
         79 |         69        0.69       83.96
         80 |         82        0.82       84.78
         81 |        267        2.67       87.45
         82 |         86        0.86       88.31
         83 |        105        1.05       89.36
         84 |        138        1.38       90.74
         85 |        110        1.10       91.84
         86 |        103        1.03       92.87
         87 |        107        1.07       93.94
         88 |        104        1.04       94.98
         89 |        109        1.09       96.07
         90 |         89        0.89       96.96
         91 |        116        1.16       98.12
         92 |        111        1.11       99.23
         93 |         77        0.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016