Regional totals	Periodo	Total
National Total	2022	101,49
National Total	2021	105,21
National Total	2020	102,06
National Total	2019	102,77
National Total	2018	101,99
National Total	2017	101,44
National Total	2016	103,22
National Total	2015	101,58
National Total	2014	103,35
National Total	2013	104,48
National Total	2012	104,16
National Total	2011	105,89
National Total	2010	107,32
National Total	2009	106,8
National Total	2008	106,47
National Total	2007	108,74
National Total	2006	109,08
National Total	2005	108,26
National Total	2004	109,62
National Total	2003	107,62
National Total	2002	109,73
National Total	2001	110,74
National Total	2000	110,32
National Total	1999	110,5
National Total	1998	111,14
National Total	1997	112,06
National Total	1996	113,1
National Total	1995	113,5
National Total	1994	113,15
National Total	1993	113,09
National Total	1992	114,3
National Total	1991	112,93
National Total	1990	112,71
National Total	1989	112,68
National Total	1988	111,48
National Total	1987	111,52
National Total	1986	110,08
National Total	1985	111,42
National Total	1984	112,15
National Total	1983	109,47
National Total	1982	111,09
National Total	1981	110,93
National Total	1980	110,75
National Total	1979	111,34
National Total	1978	109,84
National Total	1977	109,29
National Total	1976	108,84
National Total	1975	108,69