Frequencies for first 10,000 rows of coinsinntier2 variable in bencs2017 dataset :

     Coinsurance In Network (Tier 2) |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
                                     |      9,192       91.92       91.92
                                  0% |          4        0.04       91.96
                               0.00% |        108        1.08       93.04
  0.00% Coinsurance after deductible |         94        0.94       93.98
                              10.00% |          1        0.01       93.99
 10.00% Coinsurance after deductible |         14        0.14       94.13
                              15.00% |          1        0.01       94.14
                              20.00% |         24        0.24       94.38
 20.00% Coinsurance after deductible |        168        1.68       96.06
                              30.00% |          1        0.01       96.07
    40% Coinsurance after deductible |          4        0.04       96.11
                              40.00% |          4        0.04       96.15
                              50.00% |         12        0.12       96.27
 50.00% Coinsurance after deductible |         26        0.26       96.53
    60% Coinsurance after deductible |          4        0.04       96.57
                           No Charge |        153        1.53       98.10
                      Not Applicable |        190        1.90      100.00
-------------------------------------+-----------------------------------
                               Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 Dec 2017