Frequencies for first 10,000 rows of firsttierutilization variable in plan2018 dataset :

 First Tier |
Utilization |      Freq.     Percent        Cum.
------------+-----------------------------------
       100% |      8,173       81.73       81.73
        25% |         60        0.60       82.33
        30% |          5        0.05       82.38
        31% |          3        0.03       82.41
        37% |          1        0.01       82.42
        38% |          4        0.04       82.46
        39% |          2        0.02       82.48
        42% |          1        0.01       82.49
        43% |      1,177       11.77       94.26
        44% |          2        0.02       94.28
        47% |         89        0.89       95.17
        49% |          1        0.01       95.18
        50% |         22        0.22       95.40
        53% |          1        0.01       95.41
        55% |         64        0.64       96.05
        60% |        227        2.27       98.32
        64% |          6        0.06       98.38
        65% |          6        0.06       98.44
        70% |         25        0.25       98.69
        74% |          6        0.06       98.75
        75% |         15        0.15       98.90
        77% |          9        0.09       98.99
        78% |          7        0.07       99.06
        80% |         13        0.13       99.19
        85% |         22        0.22       99.41
        86% |          8        0.08       99.49
        93% |          2        0.02       99.51
        95% |         46        0.46       99.97
        96% |          1        0.01       99.98
        97% |          1        0.01       99.99
        99% |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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