Frequencies for first 10,000 rows of pastvis variable in nhamcsopd2008 dataset :

 if yes, how many |
   past visits in |
      the last 12 |
          months? |      Freq.     Percent        Cum.
------------------+-----------------------------------
   not applicable |      2,023       20.23       20.23
                0 |        484        4.84       25.07
                1 |      1,715       17.15       42.22
                2 |      1,423       14.23       56.45
                3 |      1,146       11.46       67.91
                4 |        738        7.38       75.29
                5 |        490        4.90       80.19
                6 |        390        3.90       84.09
                7 |        324        3.24       87.33
                8 |        225        2.25       89.58
                9 |        164        1.64       91.22
               10 |        136        1.36       92.58
               11 |        116        1.16       93.74
               12 |        116        1.16       94.90
               13 |         65        0.65       95.55
               14 |         61        0.61       96.16
               15 |         52        0.52       96.68
               16 |         51        0.51       97.19
               17 |         39        0.39       97.58
               18 |         29        0.29       97.87
               19 |         24        0.24       98.11
               20 |         28        0.28       98.39
               21 |         15        0.15       98.54
               22 |         18        0.18       98.72
               23 |         11        0.11       98.83
               24 |         10        0.10       98.93
               25 |          8        0.08       99.01
               26 |          9        0.09       99.10
               27 |          9        0.09       99.19
               28 |          8        0.08       99.27
               29 |          5        0.05       99.32
               30 |          9        0.09       99.41
               31 |          3        0.03       99.44
               32 |          3        0.03       99.47
               33 |          3        0.03       99.50
               34 |          3        0.03       99.53
               35 |          3        0.03       99.56
               36 |          7        0.07       99.63
               37 |          2        0.02       99.65
               38 |          7        0.07       99.72
               39 |          2        0.02       99.74
               40 |          3        0.03       99.77
               41 |          2        0.02       99.79
               42 |          2        0.02       99.81
               43 |          1        0.01       99.82
               44 |          1        0.01       99.83
               45 |          2        0.02       99.85
               47 |          1        0.01       99.86
               48 |          1        0.01       99.87
               49 |          2        0.02       99.89
               50 |          2        0.02       99.91
               53 |          1        0.01       99.92
               54 |          1        0.01       99.93
               56 |          2        0.02       99.95
               59 |          3        0.03       99.98
               65 |          1        0.01       99.99
               70 |          1        0.01      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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