Frequencies for first 10,000 rows of prov3465 variable in pos1997 dataset :

srv: mental |
health-offs |
    ite-res |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,410       74.10       74.10
          N |      2,052       20.52       94.62
          Y |        538        5.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016