Frequencies for b_1_c21_95 variable in hcris2552_10_2015 dataset :

  ambulance |
   services |
    b000001 |
09500 02100 |      Freq.     Percent        Cum.
------------+-----------------------------------
       3842 |          1        0.02        0.02
      27391 |          1        0.02        0.03
      36721 |          1        0.02        0.05
      46051 |          1        0.02        0.06
      54996 |          1        0.02        0.08
      75189 |          1        0.02        0.10
      80259 |          1        0.02        0.11
     217806 |          1        0.02        0.13
     487709 |          1        0.02        0.14
    3382180 |          1        0.02        0.16
          . |      6,248       99.84      100.00
------------+-----------------------------------
      Total |      6,258      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018