Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1998;;;;;;;;;;;;37.0
1999;42.2;;43.3;41.5;47.2;47.7;44.5;44.0;44.5;42.5;38.5;37.0
2000;35.5;38.5;44.0;45.0;46.2;46.0;;46.5;44.4;;38.7;35.5
2001;34.5;39.0;42.0;45.6;46.6;46.0;45.0;45.5;45.5;43.7;40.5;36.7
2002;34.0;40.0;41.6;45.0;46.5;47.0;47.2;45.0;45.0;43.0;40.5;39.4
2003;37.0;41.0;41.0;47.1;47.2;46.3;43.4;44.2;44.5;43.0;39.5;36.7
2004;36.5;39.4;43.0;45.5;48.0;44.6;46.2;45.4;45.1;43.0;41.0;35.0
2005;35.0;41.6;42.5;45.4;46.0;47.0;45.8;45.2;45.0;42.5;39.0;37.1
2006;41.0;39.0;39.4;44.5;45.5;46.7;45.4;45.5;44.5;44.0;40.5;32.6
2007;34.0;44.2;44.0;46.0;46.7;46.5;45.6;45.0;44.0;43.2;40.5;39.0
2008;36.6;38.2;44.0;44.6;44.6;47.0;44.6;44.5;44.0;42.5;39.3;36.5
2009;36.0;38.5;42.5;46.5;46.5;47.5;46.0;46.8;45.0;43.5;40.0;35.0
2010;;40.0;44.0;45.0;;47.2;46.5;45.7;43.6;43.6;40.5;37.0
2011;34.5;39.3;41.3;42.9;46.0;46.5;46.1;;43.2;;;
2012;36.7;38.5;42.8;44.2;46.5;;;;44.6;43.0;40.0;35.6
2013;39.6;42.0;42.5;42.5;46.7;46.6;44.6;43.0;43.7;40.8;39.2;38.1
2014;33.8;36.6;42.4;44.5;45.7;46.3;47.1;44.2;43.5;42.0;38.0;