Frequencies for first 10,000 rows of fyear variable in psfhos201207 dataset :

Fiscal Year |
  (Based on |
  Effective |
      date) |      Freq.     Percent        Cum.
------------+-----------------------------------
       1974 |          1        0.01        0.01
       1992 |          1        0.01        0.02
       1993 |          1        0.01        0.03
       1994 |          1        0.01        0.04
       1995 |          5        0.05        0.09
       1996 |          6        0.06        0.15
       1997 |         16        0.16        0.31
       1998 |      1,449       14.49       14.80
       1999 |        844        8.44       23.24
       2000 |        896        8.96       32.20
       2001 |        835        8.35       40.55
       2002 |        289        2.89       43.44
       2003 |        318        3.18       46.62
       2004 |        322        3.22       49.84
       2005 |        401        4.01       53.85
       2006 |      1,813       18.13       71.98
       2007 |      1,118       11.18       83.16
       2008 |        370        3.70       86.86
       2009 |        329        3.29       90.15
       2010 |        353        3.53       93.68
       2011 |        333        3.33       97.01
       2012 |        299        2.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018