Year annual % growth 1961 5.2999484550939115 1962 3.2999233460203357 1963 4.399937023498637 1964 4.000013843302781 1965 4.199955919143903 1966 1.9000516466170012 1967 2.3000417749988316 1968 4.100039055245674 1969 4.40006007853475 1970 3.499985988711103 1971 0.10002152865411063 1972 3.4000613046789425 1973 2.5999417619124046 1974 3.3999882019928975 1975 2.8000566409601078 1976 4.20004113802716 1977 -1.00003024858583 1978 -0.6999439560254217 1979 2.399983017455426 1980 -0.8000294578002212 1981 1.378174952701002 1982 0.9083940199654563 1983 -2.238105996183606 1984 1.7964635497755665 1985 2.625287733511385 1986 4.786568660946372 1987 5.006812552358241 1988 2.8557165358228787 1989 1.0820205963495653 1990 -0.6615275039090562 1991 0.22435850316797712 1992 -1.541123045266275 1993 -2.8942065903719367 1994 1.7965085776551035 1995 0.9426018638299354 1996 1.8162010047505248 1997 3.0595182589970022 1998 3.340621142675346 1999 4.067323386735481 2000 5.422158937010195 2001 0.8444987013509007 2002 2.263549914670307 2003 1.6411217138594196 2004 2.876771793175891 2005 3.1517255424474087 2006 2.993487313358685 2007 3.987799239989613 2008 0.4186870576300237 2009 1.038034052412229 2010 4.169150530458296 2011 1.990400251706987 2012 0.7313865831051913 2013 1.7934696975413118 2014 2.8788055510438966 2015 3.925252162432912 2016 2.3008515725162084 2017 2.606637432728732 2018 1.8494883711894943 2019 0.7202007635920893 2020 -3.1675469879472473 2021 6.325300468517227 2022 2.3242960392060468 2023 -2.5456182812852433