Frequencies for first 10,000 rows of hospcode variable in nhamcsed2011 dataset :

   Hospital |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         96        0.96        0.96
          2 |        117        1.17        2.13
          3 |        162        1.62        3.75
          4 |         98        0.98        4.73
          5 |        112        1.12        5.85
          6 |         86        0.86        6.71
          7 |         97        0.97        7.68
          8 |        121        1.21        8.89
          9 |        109        1.09        9.98
         10 |        217        2.17       12.15
         11 |         91        0.91       13.06
         12 |        115        1.15       14.21
         13 |         88        0.88       15.09
         14 |        101        1.01       16.10
         15 |        152        1.52       17.62
         16 |        105        1.05       18.67
         17 |        103        1.03       19.70
         18 |        141        1.41       21.11
         19 |         90        0.90       22.01
         20 |        147        1.47       23.48
         21 |        106        1.06       24.54
         22 |         97        0.97       25.51
         23 |         83        0.83       26.34
         24 |        190        1.90       28.24
         25 |        101        1.01       29.25
         26 |        114        1.14       30.39
         27 |        112        1.12       31.51
         28 |        112        1.12       32.63
         29 |         90        0.90       33.53
         30 |        121        1.21       34.74
         31 |        102        1.02       35.76
         32 |        115        1.15       36.91
         33 |        112        1.12       38.03
         34 |         63        0.63       38.66
         35 |         99        0.99       39.65
         36 |         98        0.98       40.63
         37 |         89        0.89       41.52
         38 |         97        0.97       42.49
         39 |        137        1.37       43.86
         40 |        105        1.05       44.91
         41 |        131        1.31       46.22
         42 |        144        1.44       47.66
         43 |        101        1.01       48.67
         44 |         93        0.93       49.60
         45 |         99        0.99       50.59
         46 |         97        0.97       51.56
         47 |        106        1.06       52.62
         48 |        120        1.20       53.82
         49 |         94        0.94       54.76
         50 |         61        0.61       55.37
         51 |        122        1.22       56.59
         52 |        141        1.41       58.00
         53 |        113        1.13       59.13
         54 |        103        1.03       60.16
         55 |         39        0.39       60.55
         56 |        101        1.01       61.56
         57 |        134        1.34       62.90
         58 |        119        1.19       64.09
         59 |        117        1.17       65.26
         60 |        114        1.14       66.40
         61 |        104        1.04       67.44
         62 |        107        1.07       68.51
         63 |         81        0.81       69.32
         64 |        108        1.08       70.40
         65 |        107        1.07       71.47
         66 |         90        0.90       72.37
         67 |        111        1.11       73.48
         68 |         50        0.50       73.98
         69 |         94        0.94       74.92
         70 |         82        0.82       75.74
         71 |        121        1.21       76.95
         72 |        107        1.07       78.02
         73 |        123        1.23       79.25
         74 |        119        1.19       80.44
         75 |         50        0.50       80.94
         76 |        107        1.07       82.01
         77 |        106        1.06       83.07
         78 |         99        0.99       84.06
         79 |         78        0.78       84.84
         80 |        176        1.76       86.60
         81 |        106        1.06       87.66
         82 |        134        1.34       89.00
         83 |        116        1.16       90.16
         84 |         97        0.97       91.13
         85 |         72        0.72       91.85
         86 |        139        1.39       93.24
         87 |        120        1.20       94.44
         88 |        134        1.34       95.78
         89 |         62        0.62       96.40
         90 |         32        0.32       96.72
         91 |         99        0.99       97.71
         92 |        122        1.22       98.93
         93 |        107        1.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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