Frequencies for first 10,000 rows of econdp_5 variable in mortterr2007 dataset :

  Part/line |
  number on |
certificate |
          5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |          8        0.08        0.08
          3 |         82        0.82        0.90
          4 |        329        3.29        4.19
          5 |         14        0.14        4.33
          6 |        739        7.39       11.72
          . |      8,828       88.28      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015