Year Growth Rate Previous Period 1960-01-01 1.945749855717720 1961-01-01 3.542256368782850 1962-01-01 4.381785519018970 1963-01-01 2.708769829392420 1964-01-01 3.868570595949280 1965-01-01 4.930911131374060 1966-01-01 2.054820492988200 1967-01-01 3.974668476426980 1968-01-01 2.764866082145680 1969-01-01 3.080402478156540 1970-01-01 4.372825479925720 1971-01-01 4.704261547944220 1972-01-01 6.355140626966840 1973-01-01 7.531080802354410 1974-01-01 9.521791415550830 1975-01-01 8.445255487869330 1976-01-01 7.318689375497020 1977-01-01 5.494609783399340 1978-01-01 3.574322434318450 1979-01-01 3.707406162998500 1980-01-01 6.328317796055680 1981-01-01 6.803043359983050 1982-01-01 5.436025891211230 1983-01-01 3.339166842398840 1984-01-01 5.663189489914790 1985-01-01 3.189511415865660 1986-01-01 1.705445501076350 1987-01-01 1.401954891652800 1988-01-01 1.915720210844900 1989-01-01 2.568346714766380 1990-01-01 3.261871480337620 1991-01-01 3.337426100136600 1992-01-01 4.020846841525120 1993-01-01 3.631785544026150 1994-01-01 2.953406523832750 1995-01-01 2.243363754120490 1996-01-01 1.860974108728890 1997-01-01 1.305983303740720 1998-01-01 0.922466865804067 1999-01-01 0.568986519284504 2000-01-01 2.344868396870160 2001-01-01 2.650000000000000 2002-01-01 1.810358824484500 2003-01-01 1.355553783589840 2004-01-01 2.061206828731000 2005-01-01 2.299137725250710 2006-01-01 1.441546537788530 2007-01-01 2.168555938886160 2008-01-01 3.215951117543000 2009-01-01 0.506309393986598 2010-01-01 1.813531736805420 2011-01-01 3.286583054286210 2012-01-01 2.485675086756500 2013-01-01 2.000157492716000 2014-01-01 1.605805604879160 2015-01-01 0.896565286860055 2016-01-01 0.891592367302749 2017-01-01 2.081268582755170