Year	annual % growth
1976	3.5624415339032
1977	-1.97601468441114
1978	6.25015902843482
1979	-6.75582494556635
1980	10.1265350766204
1981	6.44038880451834
1982	2.22852186472049
1983	-4.81233387523092
1984	-5.46674248685669
1985	7.52741791964537
1986	-10.9508211380584
1987	-10.5495497828298
1988	8.87727389494553
1989	-18.1220983380406
1990	4.16999577354783
1991	1.04487402193996
1992	9.1674665764139
1993	-3.16157488686424
1994	-6.27995572635535
1995	7.65087660826642
1996	1.65541072148751
1997	-1.34716786461155
1998	15.9008603378763
1999	-12.5865672255211
2000	-1.75982433221084
2001	8.5846363973219
2002	-0.216677314003505