Frequencies for d_4_hos_c6_40 variable in hosp_rollup2552_96_2011 dataset :

d_4_hos_c6_ |
         40 |      Freq.     Percent        Cum.
------------+-----------------------------------
      10536 |          1        3.57        3.57
      25814 |          1        3.57        7.14
     186728 |          1        3.57       10.71
     887702 |          1        3.57       14.29
    2205096 |          1        3.57       17.86
    2898824 |          1        3.57       21.43
    2920556 |          1        3.57       25.00
          . |         21       75.00      100.00
------------+-----------------------------------
      Total |         28      100.00

by Jean Roth , jroth@nber.org , 20 Jan 2017