#          I      II     III     IV      V       VI      VII    VIII     IX       X       XI     XII
1989     1.0    14.8    14.7     4.4    61.9    16.9     4.6    11.9     3.9    16.9     3.2    10.2
1990    16.4    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
1991     9.9     9.9    -999     0.3    13.8     8.8     9.0     0.4    10.6     0.2     0.0    -999
1992     3.6     5.3    -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     0.4    12.1    20.1    18.5    31.5     7.7     4.4    14.2     1.6    14.7     0.2
2004     8.3     5.6    13.8    22.0    17.5    23.7    27.2    18.2     9.6     3.9     9.4     1.0
2005     2.8     4.9    23.7     4.2    37.6     7.1     7.0    15.6    -999    -999     7.7    -999
2006     6.8     5.5     9.7    11.8     4.9    10.0    11.1     0.0    10.8    16.2     0.8     0.6
2007     0.4     1.5    10.2     4.3     7.0     4.4     0.0    19.8    16.6    47.2     2.1     4.1
2008     1.6    11.9    21.8     9.5    15.6    24.1    15.2    15.7    10.3    -999    -999    38.8
2009     0.4    32.3     5.0    10.4     6.9     7.2     4.6     9.4    18.2     3.5    -999    17.5
2010     0.2    35.0     9.6    11.9     5.1    16.9     4.1    22.7    50.5    18.5     7.7    12.5
2011    12.1    10.5    -999     6.4     3.8    -999    -999    -999    -999    -999    -999    -999
2012    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
2013    -999    -999    18.8    13.8     9.3    54.8    50.4     8.0    13.7    17.9    15.6     8.2
2014     4.7     8.1    46.9     7.4    35.1    13.0     0.7    29.9     0.7     9.1    13.3     0.7
2015     8.5     8.3    11.9    32.8    30.7     8.6    20.6    41.5    35.8     1.6    26.3     4.2
2016    11.4     5.7    20.2    24.3     7.5    25.0    44.1    12.3    16.9    24.2     2.6     4.6
2017     5.7    17.6    -999    -999    -999    -999    -999    -999    -999    -999    -999    -999
#          I      II     III     IV      V       VI      VII    VIII     IX       X       XI     XII