Frequencies for built variable in fmli132 dataset : built | Freq. Percent Cum. ------------+----------------------------------- | 1,880 27.80 27.80 1915 | 258 3.82 31.62 1920 | 92 1.36 32.98 1925 | 67 0.99 33.97 1930 | 68 1.01 34.97 1935 | 59 0.87 35.85 1940 | 125 1.85 37.70 1945 | 102 1.51 39.20 1950 | 311 4.60 43.80 1955 | 246 3.64 47.44 1960 | 317 4.69 52.13 1965 | 189 2.80 54.92 1970 | 402 5.94 60.87 1975 | 364 5.38 66.25 1980 | 354 5.24 71.49 1985 | 351 5.19 76.68 1990 | 99 1.46 78.14 1991 | 37 0.55 78.69 1992 | 83 1.23 79.92 1993 | 55 0.81 80.73 1994 | 61 0.90 81.63 1995 | 64 0.95 82.58 1996 | 75 1.11 83.69 1997 | 74 1.09 84.78 1998 | 77 1.14 85.92 1999 | 88 1.30 87.22 2000 | 124 1.83 89.06 2001 | 70 1.04 90.09 2002 | 74 1.09 91.19 2003 | 54 0.80 91.98 2004 | 84 1.24 93.23 2005 | 100 1.48 94.71 2006 | 74 1.09 95.80 2007 | 84 1.24 97.04 2008 | 63 0.93 97.97 2009 | 43 0.64 98.61 2010 | 35 0.52 99.13 2011 | 33 0.49 99.62 2012 | 25 0.37 99.99 2013 | 1 0.01 100.00 ------------+----------------------------------- Total | 6,762 100.00 by Jean Roth , jroth@nber.org , 17 Mar 2016