Frequencies for first 10,000 rows of tothlted variable in nhamcsopd2009 dataset :

     total health |
education ordered |
      or provided |      Freq.     Percent        Cum.
------------------+-----------------------------------
entire item blank |        222        2.22        2.22
                0 |      5,382       53.82       56.04
                1 |      2,932       29.32       85.36
                2 |        917        9.17       94.53
                3 |        359        3.59       98.12
                4 |        162        1.62       99.74
                5 |         21        0.21       99.95
                6 |          4        0.04       99.99
                7 |          1        0.01      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016