Regional totals	Periodo	Total
National Total	2022	106,21
National Total	2021	106,7
National Total	2020	105,04
National Total	2019	105,91
National Total	2018	105,74
National Total	2017	106,12
National Total	2016	105,76
National Total	2015	106,2
National Total	2014	106,79
National Total	2013	105,97
National Total	2012	106,39
National Total	2011	106,39
National Total	2010	106,31
National Total	2009	107,06
National Total	2008	106,72
National Total	2007	106,38
National Total	2006	106,58
National Total	2005	106,19
National Total	2004	106,91
National Total	2003	106,22
National Total	2002	106,46
National Total	2001	105,65
National Total	2000	107,05
National Total	1999	106,13
National Total	1998	107,27
National Total	1997	106,27
National Total	1996	106,14
National Total	1995	106,44
National Total	1994	106,68
National Total	1993	106,99
National Total	1992	106,62
National Total	1991	107,22
National Total	1990	106,99
National Total	1989	107,1
National Total	1988	107,17
National Total	1987	107,68
National Total	1986	107,39
National Total	1985	107,36
National Total	1984	108,29
National Total	1983	107,62
National Total	1982	108,73
National Total	1981	109,16
National Total	1980	107,79
National Total	1979	106,81
National Total	1978	107,39
National Total	1977	106,88
National Total	1976	106,41
National Total	1975	107,24