Frequencies for first 10,000 rows of tssistry variable in sippp08putm1 dataset : REC: Year first | received SSI | benefits | Freq. Percent Cum. ----------------+----------------------------------- Not in Universe | 9,875 98.75 98.75 1971 | 3 0.03 98.78 1974 | 2 0.02 98.80 1976 | 2 0.02 98.82 1977 | 3 0.03 98.85 1978 | 2 0.02 98.87 1980 | 3 0.03 98.90 1982 | 5 0.05 98.95 1983 | 2 0.02 98.97 1984 | 3 0.03 99.00 1985 | 5 0.05 99.05 1986 | 1 0.01 99.06 1988 | 2 0.02 99.08 1989 | 1 0.01 99.09 1990 | 7 0.07 99.16 1991 | 5 0.05 99.21 1992 | 3 0.03 99.24 1993 | 2 0.02 99.26 1994 | 6 0.06 99.32 1995 | 5 0.05 99.37 1996 | 2 0.02 99.39 1997 | 4 0.04 99.43 1998 | 5 0.05 99.48 1999 | 1 0.01 99.49 2000 | 6 0.06 99.55 2001 | 8 0.08 99.63 2002 | 3 0.03 99.66 2003 | 5 0.05 99.71 2004 | 10 0.10 99.81 2005 | 9 0.09 99.90 2006 | 1 0.01 99.91 2007 | 1 0.01 99.92 2008 | 8 0.08 100.00 ----------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016