Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1998;;;;;;;;;;;;38.5
1999;39.2;;43.0;44.0;43.6;42.0;39.0;37.0;40.4;39.0;39.5;37.3
2000;38.3;38.5;44.5;42.7;44.0;43.0;39.8;39.0;38.8;;39.0;38.2
2001;36.8;44.0;41.3;44.6;;41.2;40.0;37.2;40.0;40.0;40.5;38.7
2002;38.0;44.5;43.0;45.3;44.4;42.6;42.5;40.4;41.0;41.6;41.0;38.0
2003;38.7;42.7;41.5;45.7;45.2;42.0;39.5;37.8;38.5;41.5;40.4;39.0
2004;38.0;39.5;43.5;45.5;45.7;43.6;40.2;40.0;39.8;41.0;40.3;37.3
2005;39.8;42.5;44.0;45.2;44.0;43.6;39.6;38.5;40.5;40.5;39.5;40.0
2006;40.7;41.0;40.5;45.0;45.5;42.5;40.7;38.2;39.5;40.5;40.3;35.8
2007;36.0;41.5;43.5;44.5;45.0;41.7;36.3;36.5;40.0;40.5;39.3;38.5
2008;39.0;40.0;42.7;43.5;43.5;42.5;42.0;39.0;41.5;40.3;39.7;38.8
2009;36.8;40.3;42.7;45.5;45.0;44.6;39.0;40.5;43.0;41.2;41.0;38.5
2010;39.2;43.9;43.5;44.0;44.7;46.8;44.7;38.9;39.8;42.0;40.5;38.0
2011;36.5;42.0;40.5;44.5;45.0;46.8;44.9;40.7;40.3;;;
2012;38.2;41.5;45.4;44.0;44.5;43.5;38.3;37.5;40.0;42.0;;38.5
2013;39.7;42.5;43.2;43.5;44.2;43.0;41.0;38.5;41.0;41.0;40.5;39.3
2014;41.0;39.5;42.8;44.0;44.5;44.3;41.5;36.0;39.0;41.0;40.0;
2015;40.5;41.5;43.7;;44.7;44.0;43.0;39.8;40.5;42.0;40.0;38.5
2016;36.5;42.3;45.5;44.5;45.0;44.7;41.0;37.0;38.2;41.0;40.0;40.5
2017;40.0;38.7;42.0;46.0;;43.3;41.0;39.0;41.5;41.0;40.0;39.0
2018;36.2;43.0;43.5;43.0;45.7;43.3;39.0;36.5;41.5;42.0;39.5;38.8