1989     4.8     6.7     6.1     6.2     5.6     6.3     7.7     9.4     8.1     7.4     4.4     5.3
1990     4.4    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1991     5.1     5.1    -999     8.6     5.6    11.1     7.9     5.3     4.8     4.2     5.0     5.8
1992     7.0    10.4    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1993    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1994    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1995    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1996    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1997    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1998    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
2000    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
2001    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
2002    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
2003    -999     4.3     4.7     4.6     3.9     4.9     3.9     4.9     4.6     4.9     3.7     3.9
2004     3.9     6.6     6.4     6.1     7.1     5.7     5.0     7.3     6.0     5.3     6.8     5.3
2005     4.5     6.1     7.4     6.2     4.8     6.5     5.3     5.0     5.3     4.9     5.5     4.2
2006     3.9     5.0     7.2     8.2     6.0     9.0     6.1     8.7     6.3     5.2     6.4     3.9
2007     4.8     5.4     5.7     8.5     9.1     7.2     8.8     7.6     6.1     6.6     6.6     5.2
2008     3.2     7.0     7.2     7.9     5.1     6.4     7.7     4.8     5.5     3.6     6.1     5.8
2009     4.2     5.2     6.5     6.7     8.9     7.8     7.3     5.4     6.3     6.2    -999     4.3
2010     5.0     5.8     6.3     4.3     7.7     6.6     5.9     4.8     6.9     4.4     4.3     4.2
2011     3.9     6.4    -999     6.5     5.2    -999    -999    -999    -999    -999    -999     4.7
2012     4.1     6.4     7.1     6.5     5.2     9.6     6.0     7.0     6.9     6.8     6.4     2.9
2013     4.6     6.4     5.0     5.4     4.9     6.5     7.2     6.1     7.1     4.8     5.3     3.9
2014     4.1     5.5     5.9     6.6     8.7     5.2     6.2     8.8    10.1     7.0     5.2     4.4
2015     4.4     6.2     6.2     6.5     5.3     8.7     4.0     5.4     6.3     5.9     6.9     4.9
2016     4.1     6.0     5.9     4.8     5.0     3.8     3.9     6.9     4.0     4.8     5.9     4.7
2017     3.0     4.7    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
#       I       II       III    IV       V       VI     VII     VIII    IX      X        XI     XII