Frequencies for first 10,000 rows of appttime variable in namcs2009 dataset :

  on average, about how long |
     to get appt for routine |
               medical exam? |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                       blank |         20        0.20        0.20
               within 1 week |      5,429       54.29       54.49
                   1-2 weeks |      3,038       30.38       84.87
                   3-4 weeks |        783        7.83       92.70
                  1-2 months |        329        3.29       95.99
            3 or more months |        152        1.52       97.51
do not provide routine exams |        249        2.49      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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