LIB1	LIB2	LIB3	LIB4	LIB5	ALP1	ALP2	ALP3	ALP4	ALP5
1984	46.2					53.8				
1987	46.2	43.3				53.8	56.7			
1990		48.2					51.8			
1993		49.8					50.2			
1996		50.7	51.6				49.3	48.4		
1998			46.5	49.96				53.5	50.04	
2001				50.4					49.6	
2004				59.5					40.5	
2007				55.6	54.4				44.4	45.6
2010					52.2					47.8