Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | ||
2020 | 6.7 | 10.1 | 10.8 | 19.5 | 17.7 | 21.0 | ||||||||
2019 | 2.3 | 9.8 | 12.7 | 16.8 | 16.1 | 27.3 | 25.6 | 24.8 | 19.8 | 16.2 | 8.0 | 7.2 | 15.6 | |
2018 | 8.9 | 0.9 | 8.9 | 22.5 | 23.6 | 24.8 | 27.5 | 28.9 | 23.1 | 17.3 | 8.7 | 6.0 | 16.9 | |
2017 | 1.2 | 9.9 | 15.4 | 13.3 | 22.0 | 27.2 | 26.8 | 27.1 | 18.7 | 18.0 | 8.3 | 5.2 | 16.1 | |
2016 | 6.1 | 8.7 | 10.0 | 15.0 | 19.0 | 22.7 | 26.2 | 25.4 | 23.7 | 13.4 | 8.4 | 6.0 | 15.4 | |
2015 | 5.2 | 3.9 | 11.7 | 16.2 | 19.0 | 23.4 | 28.7 | 29.0 | 19.6 | 13.0 | 13.1 | 10.8 | 16.2 | |
2014 | 6.5 | 9.9 | 14.6 | 16.6 | 18.4 | 24.9 | 24.2 | 22.0 | 20.2 | 17.0 | 9.5 | 5.6 | 15.8 | |
2013 | 3.4 | 1.9 | 6.9 | 14.8 | 16.8 | 22.1 | 28.9 | 26.3 | 19.3 | 16.8 | 7.4 | 8.1 | 14.5 | |
2012 | 4.3 | 0.2 | 13.3 | 14.7 | 21.3 | 23.9 | 24.2 | 26.1 | 19.9 | 13.9 | 9.5 | 5.8 | 14.8 | |
2011 | 3.5 | 6.1 | 12.1 | 19.2 | 21.8 | 22.2 | 22.3 | 26.3 | 22.4 | 14.8 | 8.6 | 6.7 | 15.6 | |
2010 | -0.3 | 4.0 | 10.0 | 15.9 | 15.8 | 21.7 | 26.9 | 22.5 | 18.4 | 13.1 | 8.5 | 1.5 | 13.2 | |
2009 | 1.1 | 3.1 | 7.7 | 19.7 | 21.2 | 21.3 | 25.0 | 26.2 | 21.4 | 13.6 | 12.0 | 3.9 | 14.7 | |
2008 | 7.6 | 9.8 | 9.5 | 14.2 | 21.8 | 24.0 | 24.7 | 25.0 | 17.7 | 15.3 | 8.7 | 3.6 | 15.2 | |
2007 | 7.6 | 9.1 | 11.8 | 20.8 | 21.8 | 25.2 | 25.4 | 23.5 | 18.3 | 13.8 | 5.5 | 3.5 | 15.6 | |
2006 | 0.2 | 2.9 | 6.3 | 13.9 | 19.2 | 24.4 | 29.5 | 20.2 | 23.0 | 18.4 | 10.8 | 6.9 | 14.7 | |
2005 | 4.4 | 1.1 | 8.4 | 14.7 | 19.5 | 23.8 | 24.0 | 21.3 | 21.1 | 16.6 | 7.1 | 2.1 | 13.8 | |
2004 | 2.6 | 5.3 | 8.2 | 14.8 | 16.4 | 21.2 | 23.2 | 24.6 | 19.9 | 15.6 | 6.6 | 2.6 | 13.4 | |
2003 | 2.6 | 0.7 | 11.5 | 14.5 | 20.9 | 27.5 | 25.6 | 29.0 | 20.1 | 10.7 | 8.8 | 4.1 | 14.7 | |
2002 | 4.2 | 9.6 | 11.3 | 13.3 | 19.5 | 24.8 | 23.7 | 23.0 | 17.0 | 13.5 | 10.1 | 4.6 | 14.6 | |
2001 | 3.7 | 6.6 | 10.6 | 12.2 | 21.3 | 20.0 | 24.4 | 24.8 | 15.2 | 18.5 | 5.5 | 1.7 | 13.8 | |
2000 | 2.0 | 7.7 | 9.3 | 15.9 | 20.5 | 24.0 | 21.2 | 24.9 | 19.0 | 13.8 | 10.0 | 6.2 | 14.6 | |
1999 | 5.6 | 2.1 | 10.4 | 13.3 | 19.3 | 20.3 | 23.5 | 22.9 | 22.7 | 14.3 | 5.0 | 4.5 | 13.7 | |
1998 | 4.6 | 9.1 | 8.5 | 14.3 | 19.6 | 22.9 | 23.2 | 23.8 | 17.6 | 13.4 | 4.2 | 4.4 | 13.8 | |
1997 | -0.1 | 8.7 | 10.8 | 11.1 | 19.8 | 21.2 | 21.6 | 24.6 | 20.8 | 11.6 | 7.8 | 4.5 | 13.6 | |
1996 | -1.0 | 1.7 | 4.9 | 13.0 | 16.9 | 22.0 | 21.9 | 21.6 | 14.4 | 13.2 | 7.9 | -0.2 | 11.4 | |
1995 | 3.0 | 9.1 | 7.7 | 13.5 | 17.7 | 17.9 | 26.1 | 22.1 | 17.2 | 16.6 | 4.8 | 0.9 | 13.1 | |
1994 | 5.8 | 5.0 | 12.6 | 12.0 | 18.3 | 22.1 | 27.0 | 25.0 | 18.7 | 13.2 | 10.6 | 6.1 | 14.7 | |
1993 | 7.0 | 1.1 | 7.8 | 15.6 | 21.1 | 21.3 | 21.4 | 22.5 | 18.4 | 11.6 | 2.3 | 7.2 | 13.2 | |
1992 | 3.4 | 6.2 | 9.2 | 12.6 | 20.3 | 21.8 | 24.5 | 27.9 | 19.1 | 10.6 | 9.6 | 2.7 | 14.0 | |
1991 | 4.0 | 1.8 | 10.7 | 11.8 | 13.4 | 19.7 | 24.2 | 24.0 | 21.1 | 11.4 | 6.5 | 1.6 | 12.6 | |
1990 | 4.6 | 11.7 | 12.1 | 11.1 | 19.7 | 19.9 | 23.2 | 24.9 | 17.1 | 15.5 | 6.9 | 1.9 | 14.1 | |
1989 | 4.8 | 7.2 | 13.1 | 12.1 | 19.3 | 19.5 | 23.0 | 22.8 | 18.2 | 15.9 | 6.2 | 5.9 | 14.1 | |
1988 | 7.0 | 5.1 | 6.9 | 13.8 | 19.5 | 19.9 | 24.0 | 23.4 | 18.1 | 14.2 | 5.7 | 4.8 | 13.6 | |
1987 | -2.6 | 3.3 | 3.7 | 14.1 | 14.0 | 18.6 | 22.7 | 20.9 | 21.8 | 13.8 | 7.2 | 4.5 | 11.9 | |
1986 | 3.5 | -3.0 | 7.2 | 11.8 | 19.8 | 20.1 | 21.9 | 22.7 | 18.3 | 14.5 | 9.6 | 4.9 | 12.7 | |
1985 | -2.3 | 1.5 | 6.4 | 12.6 | 18.0 | 18.5 | 24.2 | 22.7 | 20.6 | 13.0 | 3.5 | 7.3 | 12.2 | |
1984 | 4.3 | 1.9 | 6.3 | 11.3 | 15.2 | 19.3 | 21.6 | 21.6 | 16.6 | 14.6 | 8.0 | 3.7 | 12.1 | |
1983 | 7.4 | 1.3 | 8.9 | 13.9 | 16.9 | 21.1 | 27.5 | 22.8 | 19.4 | 14.0 | 6.4 | 4.8 | 13.8 | |
1982 | 1.2 | 3.0 | 8.7 | 10.8 | 18.4 | 21.7 | 24.1 | 22.1 | 21.5 | 12.9 | 9.8 | 5.6 | 13.4 | |
Mean | 3.7 | 5.1 | 9.7 | 14.5 | 19.0 | 22.2 | 24.6 | 24.2 | 19.4 | 14.4 | 7.8 | 4.7 | 14.1 | |
Trend | 0.5 | 1.0 | 1.0 | 1.6 | 0.6 | 1.4 | 0.9 | 1.0 | 0.5 | 0.7 | 0.7 | 0.5 | 0.9 | |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann |