Year Growth Rate Same Period Previous Year 1960-01-01 0.474763083912045 1961-01-01 0.535522365934090 1962-01-01 0.845083402451409 1963-01-01 2.877717565134760 1964-01-01 3.101904491188160 1965-01-01 3.360099252162520 1966-01-01 3.896872499333170 1967-01-01 1.383952568535750 1968-01-01 3.691599139022490 1969-01-01 3.773095327131360 1970-01-01 5.106745993807780 1971-01-01 3.525024314131580 1972-01-01 6.697801417960360 1973-01-01 7.133762803336980 1974-01-01 9.003080452430370 1975-01-01 11.265038674752400 1976-01-01 12.134980451039900 1977-01-01 4.034032119225440 1978-01-01 1.544106277972540 1979-01-01 2.633420030289070 1980-01-01 3.604781247117990 1981-01-01 8.350459205591750 1982-01-01 10.608772061423700 1983-01-01 7.947180267198900 1984-01-01 7.319254454814280 1985-01-01 3.636757405124480 1986-01-01 2.871770965615910 1987-01-01 -1.338375354517110 1988-01-01 1.099162166014630 1989-01-01 3.319599580154470 1990-01-01 3.227892209258660 1991-01-01 3.095781736971070 1992-01-01 0.737974570996701 1993-01-01 -0.289657385862157 1994-01-01 1.776790671848950 1995-01-01 2.439313098448530 1996-01-01 0.846254045761660 1997-01-01 1.050815819744790 1998-01-01 2.673527785994020 1999-01-01 1.209589976944260 2000-01-01 2.041091650453020 2001-01-01 4.770459547246760 2002-01-01 3.904481244264730 2003-01-01 1.931745931385930 2004-01-01 1.829956337811840 2005-01-01 1.636831391949450 2006-01-01 2.371201142545090 2007-01-01 3.361577284477460 2008-01-01 5.367155943271690 2009-01-01 1.427912102402770 2010-01-01 0.868273204253155 2011-01-01 2.559381329405270 2012-01-01 2.567324955116680 2013-01-01 3.646070365832350 2014-01-01 0.558998868491688 2015-01-01 0.767499664113926 2016-01-01 1.529141180980340 2017-01-01 2.816057519472730