Frequencies for state variable in prds_hosp10_yr2011 dataset :

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        286        4.65        4.65
         01 |        122        1.98        6.63
         02 |         21        0.34        6.98
         03 |         94        1.53        8.50
         04 |         98        1.59       10.10
         05 |        399        6.49       16.59
         06 |         94        1.53       18.11
         07 |         42        0.68       18.80
         08 |         12        0.20       18.99
         09 |         14        0.23       19.22
         10 |        230        3.74       22.96
         11 |        176        2.86       25.82
         12 |         25        0.41       26.23
         13 |         46        0.75       26.98
         14 |        206        3.35       30.33
         15 |        157        2.55       32.88
         16 |        121        1.97       34.85
         17 |        151        2.46       37.30
         18 |        116        1.89       39.19
         19 |        210        3.41       42.60
         20 |         40        0.65       43.25
         21 |         60        0.98       44.23
         22 |        107        1.74       45.97
         23 |        167        2.72       48.68
         24 |        141        2.29       50.98
         25 |        103        1.67       52.65
         26 |        139        2.26       54.91
         27 |         60        0.98       55.89
         28 |         95        1.54       57.43
         29 |         47        0.76       58.20
         30 |         30        0.49       58.68
         31 |         95        1.54       60.23
         32 |         42        0.68       60.91
         33 |        218        3.54       64.46
         34 |        125        2.03       66.49
         35 |         48        0.78       67.27
         36 |        216        3.51       70.78
         37 |        144        2.34       73.12
         38 |         61        0.99       74.11
         39 |        225        3.66       77.77
         40 |         56        0.91       78.68
         41 |         15        0.24       78.93
         42 |         79        1.28       80.21
         43 |         60        0.98       81.19
         44 |        139        2.26       83.45
         45 |        521        8.47       91.92
         46 |         48        0.78       92.70
         47 |         15        0.24       92.94
         49 |        108        1.76       94.70
         50 |         99        1.61       96.31
         51 |         61        0.99       97.30
         52 |        138        2.24       99.54
         53 |         28        0.46      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018