anomalie annuali (1981-2010):

1979 −0.19
1980 −0.09
1981 −0.07
1982 −0.31
1983 −0.11
1984 −0.30
1985 −0.32
1986 −0.22
1987 −0.10
1988 −0.04
1989 −0.18
1990 0.02
1991 −0.04
1992 −0.25
1993 −0.20
1994 −0.14
1995 0.02
1996 −0.10
1997 0.02
1998 0.18
1999 −0.06
2000 −0.04
2001 0.12
2002 0.22
2003 0.22
2004 0.15
2005 0.35
2006 0.29
2007 0.24
2008 0.09
2009 0.23
2010 0.31
2011 0.19
2012 0.22
2013 0.25
2014 0.28
2015 0.43
2016 0.62
2017 0.53

2018 gennaio-giugno 0.42