Frequencies for first 10,000 rows of age variable in namcs2015 dataset :

Patient age |
   in years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        227        2.27        2.27
          1 |        127        1.27        3.54
          2 |        105        1.05        4.59
          3 |         90        0.90        5.49
          4 |         90        0.90        6.39
          5 |         81        0.81        7.20
          6 |         70        0.70        7.90
          7 |         64        0.64        8.54
          8 |         58        0.58        9.12
          9 |         57        0.57        9.69
         10 |         61        0.61       10.30
         11 |         77        0.77       11.07
         12 |         50        0.50       11.57
         13 |         62        0.62       12.19
         14 |         64        0.64       12.83
         15 |         74        0.74       13.57
         16 |         80        0.80       14.37
         17 |         84        0.84       15.21
         18 |         65        0.65       15.86
         19 |         66        0.66       16.52
         20 |         58        0.58       17.10
         21 |         57        0.57       17.67
         22 |         62        0.62       18.29
         23 |         63        0.63       18.92
         24 |         57        0.57       19.49
         25 |         81        0.81       20.30
         26 |         71        0.71       21.01
         27 |         64        0.64       21.65
         28 |         72        0.72       22.37
         29 |         66        0.66       23.03
         30 |         80        0.80       23.83
         31 |         84        0.84       24.67
         32 |         88        0.88       25.55
         33 |         96        0.96       26.51
         34 |         82        0.82       27.33
         35 |         86        0.86       28.19
         36 |         87        0.87       29.06
         37 |        114        1.14       30.20
         38 |         71        0.71       30.91
         39 |         74        0.74       31.65
         40 |         83        0.83       32.48
         41 |         91        0.91       33.39
         42 |        111        1.11       34.50
         43 |         98        0.98       35.48
         44 |        113        1.13       36.61
         45 |        112        1.12       37.73
         46 |        116        1.16       38.89
         47 |        119        1.19       40.08
         48 |        111        1.11       41.19
         49 |        122        1.22       42.41
         50 |        130        1.30       43.71
         51 |        132        1.32       45.03
         52 |        140        1.40       46.43
         53 |        140        1.40       47.83
         54 |        159        1.59       49.42
         55 |        151        1.51       50.93
         56 |        169        1.69       52.62
         57 |        158        1.58       54.20
         58 |        170        1.70       55.90
         59 |        151        1.51       57.41
         60 |        187        1.87       59.28
         61 |        177        1.77       61.05
         62 |        184        1.84       62.89
         63 |        158        1.58       64.47
         64 |        136        1.36       65.83
         65 |        197        1.97       67.80
         66 |        203        2.03       69.83
         67 |        183        1.83       71.66
         68 |        209        2.09       73.75
         69 |        162        1.62       75.37
         70 |        164        1.64       77.01
         71 |        175        1.75       78.76
         72 |        178        1.78       80.54
         73 |        191        1.91       82.45
         74 |        129        1.29       83.74
         75 |        122        1.22       84.96
         76 |        139        1.39       86.35
         77 |        137        1.37       87.72
         78 |        119        1.19       88.91
         79 |        130        1.30       90.21
         80 |        122        1.22       91.43
         81 |         90        0.90       92.33
         82 |         89        0.89       93.22
         83 |         90        0.90       94.12
         84 |         69        0.69       94.81
         85 |         96        0.96       95.77
         86 |         72        0.72       96.49
         87 |         75        0.75       97.24
         88 |         56        0.56       97.80
         89 |         50        0.50       98.30
         90 |         45        0.45       98.75
         91 |         25        0.25       99.00
         92 |        100        1.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017