Year Growth Rate Previous Period 1961-01-01 23.934944360308200 1962-01-01 0.557857825948350 1963-01-01 7.824800549479580 1964-01-01 4.919639357114860 1965-01-01 4.287315524005220 1966-01-01 0.510523958799827 1967-01-01 15.064159686330400 1968-01-01 2.842207163601150 1969-01-01 9.556082683836000 1970-01-01 14.650994947932800 1971-01-01 8.252398081534790 1972-01-01 5.164345249633090 1973-01-01 -1.514034440992160 1974-01-01 -1.553351335454370 1975-01-01 8.766498289066290 1976-01-01 8.551810237203520 1977-01-01 0.634847613571014 1978-01-01 4.050193138442560 1979-01-01 10.864837554642700 1980-01-01 -0.917394836434236 1981-01-01 -3.415590129184500 1982-01-01 8.782972379808650 1983-01-01 -4.402360106585450 1984-01-01 16.079001333943900 1985-01-01 11.188103528120300 1986-01-01 4.154197389936160 1987-01-01 11.556746989736200 1988-01-01 2.437534850375730 1989-01-01 3.164934290676260 1990-01-01 7.881909547738680 1991-01-01 12.993455527866400 1992-01-01 6.163945914749770 1993-01-01 8.324192092260190 1994-01-01 8.175610280675310 1995-01-01 5.318487958843870 1996-01-01 10.285453587244700 1997-01-01 12.214796693460400 1998-01-01 0.121398562285107 1999-01-01 4.637388588405590 2000-01-01 11.628414902717400 2001-01-01 2.952781582208300 2002-01-01 0.883708407899534 2003-01-01 -1.489249253020650 2004-01-01 3.950450713652100 2005-01-01 3.332754197880390 2006-01-01 3.488843612770470 2007-01-01 3.515537269855850 2008-01-01 4.339697546023570 2009-01-01 2.267850585544350 2010-01-01 5.280872142069170 2011-01-01 -0.389954060206593 2012-01-01 5.929962502011010 2013-01-01 5.759225508980180 2014-01-01 6.884235410215140 2015-01-01 6.306477006128720 2016-01-01 6.818999348627110 2017-01-01 3.661174500411060