Frequencies for first 10,000 rows of vday variable in namcs1995 dataset :

     day of |
    visit - |
       1-31 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        359        3.59        3.59
          2 |        345        3.45        7.04
          3 |        418        4.18       11.22
          4 |        195        1.95       13.17
          5 |        229        2.29       15.46
          6 |        407        4.07       19.53
          7 |        343        3.43       22.96
          8 |        247        2.47       25.43
          9 |        372        3.72       29.15
         10 |        443        4.43       33.58
         11 |        384        3.84       37.42
         12 |        340        3.40       40.82
         13 |        447        4.47       45.29
         14 |        297        2.97       48.26
         15 |        267        2.67       50.93
         16 |        410        4.10       55.03
         17 |        358        3.58       58.61
         18 |        294        2.94       61.55
         19 |        315        3.15       64.70
         20 |        419        4.19       68.89
         21 |        352        3.52       72.41
         22 |        292        2.92       75.33
         23 |        270        2.70       78.03
         24 |        344        3.44       81.47
         25 |        258        2.58       84.05
         26 |        219        2.19       86.24
         27 |        327        3.27       89.51
         28 |        285        2.85       92.36
         29 |        171        1.71       94.07
         30 |        327        3.27       97.34
         31 |        266        2.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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