Frequencies for first 10,000 rows of copayinntier2 variable in bencs2016 dataset :

            Copay In Network (Tier 2) |      Freq.     Percent        Cum.
--------------------------------------+-----------------------------------
                                      |      9,412       94.12       94.12
                                   $0 |        109        1.09       95.21
                                  $10 |          1        0.01       95.22
                                  $20 |          1        0.01       95.23
                                  $25 |          1        0.01       95.24
                                  $30 |          6        0.06       95.30
                       Not Applicable |        470        4.70      100.00
--------------------------------------+-----------------------------------
                                Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 6 Oct 2016