Frequencies for a_c1_111 variable in hcris2552_10_2012 dataset :

      islet |
acquisition |
    a000000 |
11100 00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
      24312 |          1        0.02        0.02
      62404 |          1        0.02        0.03
      67710 |          1        0.02        0.05
     289476 |          1        0.02        0.06
          . |      6,223       99.94      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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