Frequencies for first 10,000 rows of hospcode variable in nhamcsed2003 dataset :

   hospital |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        120        1.20        1.20
          2 |         87        0.87        2.07
          3 |        107        1.07        3.14
          4 |        110        1.10        4.24
          5 |         88        0.88        5.12
          6 |         53        0.53        5.65
          7 |         76        0.76        6.41
          8 |         54        0.54        6.95
          9 |        100        1.00        7.95
         10 |         81        0.81        8.76
         11 |         99        0.99        9.75
         12 |        100        1.00       10.75
         13 |        104        1.04       11.79
         14 |        103        1.03       12.82
         15 |         98        0.98       13.80
         16 |        108        1.08       14.88
         17 |         87        0.87       15.75
         18 |        160        1.60       17.35
         19 |        102        1.02       18.37
         20 |        113        1.13       19.50
         21 |        103        1.03       20.53
         22 |         98        0.98       21.51
         23 |         99        0.99       22.50
         24 |         98        0.98       23.48
         25 |         91        0.91       24.39
         26 |         90        0.90       25.29
         27 |         90        0.90       26.19
         28 |         98        0.98       27.17
         29 |        197        1.97       29.14
         30 |        149        1.49       30.63
         31 |         94        0.94       31.57
         32 |         84        0.84       32.41
         33 |         99        0.99       33.40
         34 |         60        0.60       34.00
         35 |        114        1.14       35.14
         36 |         88        0.88       36.02
         37 |         91        0.91       36.93
         38 |         69        0.69       37.62
         39 |         58        0.58       38.20
         40 |        106        1.06       39.26
         41 |        110        1.10       40.36
         42 |         98        0.98       41.34
         43 |        111        1.11       42.45
         44 |         88        0.88       43.33
         45 |         99        0.99       44.32
         46 |        107        1.07       45.39
         47 |         99        0.99       46.38
         48 |         97        0.97       47.35
         49 |         79        0.79       48.14
         50 |        107        1.07       49.21
         51 |        156        1.56       50.77
         52 |        115        1.15       51.92
         53 |        128        1.28       53.20
         54 |        125        1.25       54.45
         55 |        161        1.61       56.06
         56 |        183        1.83       57.89
         57 |        113        1.13       59.02
         58 |         99        0.99       60.01
         59 |        116        1.16       61.17
         60 |         94        0.94       62.11
         61 |         95        0.95       63.06
         62 |        131        1.31       64.37
         63 |        114        1.14       65.51
         64 |        139        1.39       66.90
         65 |         63        0.63       67.53
         66 |         89        0.89       68.42
         67 |         94        0.94       69.36
         68 |         74        0.74       70.10
         69 |        113        1.13       71.23
         70 |        142        1.42       72.65
         71 |         99        0.99       73.64
         72 |        110        1.10       74.74
         73 |        112        1.12       75.86
         74 |         79        0.79       76.65
         75 |        109        1.09       77.74
         76 |         99        0.99       78.73
         77 |         80        0.80       79.53
         78 |         91        0.91       80.44
         79 |         97        0.97       81.41
         80 |        172        1.72       83.13
         81 |        106        1.06       84.19
         82 |        126        1.26       85.45
         83 |         78        0.78       86.23
         84 |         99        0.99       87.22
         85 |         98        0.98       88.20
         86 |         78        0.78       88.98
         87 |         76        0.76       89.74
         88 |        110        1.10       90.84
         89 |         92        0.92       91.76
         90 |         60        0.60       92.36
         91 |         90        0.90       93.26
         92 |         98        0.98       94.24
         93 |        112        1.12       95.36
         94 |         61        0.61       95.97
         95 |        107        1.07       97.04
         96 |         83        0.83       97.87
         97 |         84        0.84       98.71
         98 |        111        1.11       99.82
         99 |         18        0.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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