Frequencies for psi_national_scr variable in vwhqi_hosp_ahrq_national dataset :

PSI_NATIONA |
      L_SCR |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |          1        1.45        1.45
         10 |          1        1.45        2.90
         40 |          1        1.45        4.35
         41 |          1        1.45        5.80
         42 |          1        1.45        7.25
         63 |          1        1.45        8.70
         77 |          1        1.45       10.14
         84 |          1        1.45       11.59
        110 |          1        1.45       13.04
        156 |          2        2.90       15.94
        201 |          1        1.45       17.39
        215 |          1        1.45       18.84
        220 |          1        1.45       20.29
        229 |          1        1.45       21.74
        231 |          1        1.45       23.19
        238 |          1        1.45       24.64
        251 |          1        1.45       26.09
        370 |          1        1.45       27.54
        961 |          1        1.45       28.99
       1888 |          1        1.45       30.43
       2458 |          1        1.45       31.88
       2753 |          1        1.45       33.33
       2768 |          1        1.45       34.78
       3050 |          1        1.45       36.23
       3115 |          1        1.45       37.68
       3358 |          1        1.45       39.13
          . |         42       60.87      100.00
------------+-----------------------------------
      Total |         69      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016