Frequencies for first 10,000 rows of age variable in namcs2014 dataset :

   Patient age in |
            years |      Freq.     Percent        Cum.
------------------+-----------------------------------
     Under 1 year |        243        2.43        2.43
                1 |        172        1.72        4.15
                2 |        117        1.17        5.32
                3 |         97        0.97        6.29
                4 |         79        0.79        7.08
                5 |         91        0.91        7.99
                6 |         75        0.75        8.74
                7 |         63        0.63        9.37
                8 |         79        0.79       10.16
                9 |         76        0.76       10.92
               10 |         66        0.66       11.58
               11 |         72        0.72       12.30
               12 |         57        0.57       12.87
               13 |         71        0.71       13.58
               14 |         84        0.84       14.42
               15 |         63        0.63       15.05
               16 |         70        0.70       15.75
               17 |         67        0.67       16.42
               18 |         60        0.60       17.02
               19 |         50        0.50       17.52
               20 |         55        0.55       18.07
               21 |         51        0.51       18.58
               22 |         56        0.56       19.14
               23 |         69        0.69       19.83
               24 |         68        0.68       20.51
               25 |         81        0.81       21.32
               26 |         74        0.74       22.06
               27 |         80        0.80       22.86
               28 |         86        0.86       23.72
               29 |         82        0.82       24.54
               30 |         92        0.92       25.46
               31 |         92        0.92       26.38
               32 |        104        1.04       27.42
               33 |         71        0.71       28.13
               34 |        102        1.02       29.15
               35 |        115        1.15       30.30
               36 |         92        0.92       31.22
               37 |         83        0.83       32.05
               38 |         96        0.96       33.01
               39 |         81        0.81       33.82
               40 |        100        1.00       34.82
               41 |         91        0.91       35.73
               42 |        108        1.08       36.81
               43 |        102        1.02       37.83
               44 |        143        1.43       39.26
               45 |        110        1.10       40.36
               46 |        128        1.28       41.64
               47 |        109        1.09       42.73
               48 |        130        1.30       44.03
               49 |        136        1.36       45.39
               50 |        156        1.56       46.95
               51 |        145        1.45       48.40
               52 |        148        1.48       49.88
               53 |        158        1.58       51.46
               54 |        167        1.67       53.13
               55 |        154        1.54       54.67
               56 |        171        1.71       56.38
               57 |        159        1.59       57.97
               58 |        158        1.58       59.55
               59 |        144        1.44       60.99
               60 |        150        1.50       62.49
               61 |        166        1.66       64.15
               62 |        180        1.80       65.95
               63 |        161        1.61       67.56
               64 |        142        1.42       68.98
               65 |        193        1.93       70.91
               66 |        190        1.90       72.81
               67 |        173        1.73       74.54
               68 |        177        1.77       76.31
               69 |        158        1.58       77.89
               70 |        180        1.80       79.69
               71 |        183        1.83       81.52
               72 |        133        1.33       82.85
               73 |        125        1.25       84.10
               74 |        140        1.40       85.50
               75 |        108        1.08       86.58
               76 |        106        1.06       87.64
               77 |        143        1.43       89.07
               78 |        115        1.15       90.22
               79 |        121        1.21       91.43
               80 |         86        0.86       92.29
               81 |         86        0.86       93.15
               82 |         86        0.86       94.01
               83 |         81        0.81       94.82
               84 |         77        0.77       95.59
               85 |         74        0.74       96.33
               86 |         75        0.75       97.08
               87 |         58        0.58       97.66
               88 |         52        0.52       98.18
               89 |         44        0.44       98.62
               90 |         52        0.52       99.14
               91 |         26        0.26       99.40
92 years or older |         60        0.60      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017