Frequencies for a_c6_97 variable in prds_hosp10_yr2012 dataset :

    a_c6_97 |      Freq.     Percent        Cum.
------------+-----------------------------------
   -1659718 |          1        0.02        0.02
    -488445 |          1        0.02        0.03
    -327188 |          1        0.02        0.05
    -221468 |          1        0.02        0.06
    -163027 |          1        0.02        0.08
     -45508 |          1        0.02        0.10
     -29216 |          1        0.02        0.11
     -28082 |          1        0.02        0.13
     -21707 |          1        0.02        0.14
     -19133 |          1        0.02        0.16
     -10219 |          1        0.02        0.18
      -6701 |          1        0.02        0.19
      -5572 |          1        0.02        0.21
      -2541 |          1        0.02        0.22
      -2391 |          1        0.02        0.24
      -1719 |          1        0.02        0.26
       -462 |          1        0.02        0.27
       -217 |          1        0.02        0.29
        -90 |          1        0.02        0.31
        -30 |          1        0.02        0.32
       2837 |          1        0.02        0.34
       3518 |          1        0.02        0.35
      12634 |          1        0.02        0.37
          . |      6,204       99.63      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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