Frequencies for dependentmaximumagrule variable in busrules2016 dataset :

     Dependent |
   Maximum Age |
          Rule |      Freq.     Percent        Cum.
---------------+-----------------------------------
            21 |        449        5.10        5.10
            22 |          6        0.07        5.17
            23 |         18        0.20        5.38
            24 |         40        0.45        5.83
            25 |      5,680       64.55       70.38
            26 |      1,613       18.33       88.71
            27 |         22        0.25       88.96
            28 |         40        0.45       89.42
            29 |        161        1.83       91.25
            30 |        421        4.78       96.03
            31 |         12        0.14       96.17
Not Applicable |        337        3.83      100.00
---------------+-----------------------------------
         Total |      8,799      100.00

by Jean Roth , jroth@nber.org , 6 Oct 2016