Year	+ (-) (% of GDP)
1972	-4.271284790066082
1973	-0.7719352067762217
1974	4.4897582530185955
1975	0.34000325532750425
1976	-0.7832876026334883
1977	-4.612672566059445
1978	-9.995179856535692
1979	-5.079769687215836
1980	-13.882185280422627
1981	-11.089616696276806
1982	-5.81951545860868
1983	-6.325049067302293
1984	-4.084203683743297
1985	-3.9195219225367284
1986	-8.877191353232623
1987	-7.488907281035359
1988	-9.349512301753315
1989	-4.016204650372866
1990	-1.7674680477393896
1991	-2.1715914755772
1992	-1.3498241069880674
1993	-0.5135059959487102
1994	-0.23473566570336815
1995	1.040684190048549
1996	0.7610180351711319
1997	-0.42824886847830523
1998	-5.339589396828177
1999	0.11179832151440607
2000	1.6558084991702582
2001	0.8914983375959997
2002	0.6412324910960405
2003	1.437639122447658
2004	3.527394469764189
2005	5.076661260823445
2006	2.6479013342062725
2007	6.419314452743614
2008	2.2889180422397146
2009	0.451616617103166