LIB1	LIB2	LIB3	LIB4	LIB5	ALP1	ALP2	ALP3	ALP4	ALP5
1984	46.0					54.0				
1987	46.8	44.5				53.2	55.5			
1990		49.1					50.9			
1993		50.9					49.1			
1996		52.4	54.1				47.6	45.9		
1998			46.4	46.9				53.6	53.1	
2001				44.5					55.5	
2004				49.2					50.8	
2007				51.7	51.3				48.3	48.7
2010					56.3					43.7