Year Growth Rate Same Period Previous Year 1967-01-01 7.695134499485510 1968-01-01 8.005186651197720 1969-01-01 3.487931252369500 1970-01-01 6.514836976431840 1971-01-01 5.869876755517310 1972-01-01 6.562347717797400 1973-01-01 9.303389055434190 1974-01-01 15.275195239866100 1975-01-01 9.605613355915810 1976-01-01 9.010301692420910 1977-01-01 10.922238347564900 1978-01-01 10.213645761543800 1979-01-01 9.611055527763890 1980-01-01 12.305322608249200 1981-01-01 11.767387991466000 1982-01-01 10.120823389021500 1983-01-01 6.908228919742600 1984-01-01 6.290782388343380 1985-01-01 4.678745976874450 1986-01-01 3.678187097876240 1987-01-01 4.019990114778420 1988-01-01 4.535135420516330 1989-01-01 4.772727272727260 1990-01-01 2.641600385635100 1991-01-01 2.395153336777350 1992-01-01 2.096041829106100 1993-01-01 1.257861635220110 1994-01-01 1.992014196983130 1995-01-01 2.083605202488150 1996-01-01 2.126299642065780 1997-01-01 2.182167146493110 1998-01-01 1.845651286239290 1999-01-01 2.497794884131170 2000-01-01 2.903277087367700 2001-01-01 2.337874837027390 2002-01-01 2.424436612196950 2003-01-01 2.075078206465060 2004-01-01 1.154356931249370 2005-01-01 1.817814582912560 2006-01-01 1.924221384645860 2007-01-01 1.693265862203230 2008-01-01 3.416267942583700 2009-01-01 1.304709910243370 2010-01-01 2.310924369747910 2011-01-01 2.758682260512440 2012-01-01 2.397914856646420 2013-01-01 0.789071780078051 2014-01-01 0.564020540449527 2015-01-01 0.452034153691607 2016-01-01 0.250000000000028 2017-01-01 1.147132169576040