Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1999;;37.7;40.0;;;;;;;42.0;36.0;
2000;;;;43.4;;;;43.2;43.6;41.3;;30.0
2001;;36.0;;;;;;44.5;;40.6;;
2002;;35.5;;43.4;45.7;;45.2;45.0;44.5;;34.9;34.5
2003;33.7;;;;45.5;46.0;;;;;38.8;32.4
2004;31.0;30.1;;;;;;45.5;42.7;41.5;38.5;
2005;37.0;38.6;40.4;43.8;;45.2;;45.0;43.6;;36.7;34.5
2006;;39.0;41.0;44.0;45.0;45.5;44.6;;44.0;;35.6;30.5
2007;32.6;35.1;;44.4;47.3;47.0;46.4;44.6;43.2;;37.6;33.0
2008;28.5;;41.0;43.8;45.2;46.5;45.8;44.6;44.6;42.5;36.5;36.0
2009;;38.3;38.4;44.5;45.0;47.0;45.2;44.4;44.6;40.2;39.8;34.0
2010;36.0;;42.7;;46.6;48.2;47.0;44.7;44.4;44.0;38.5;34.0
2011;;36.0;;44.0;45.6;47.0;45.5;45.3;43.3;41.2;36.5;30.4
2012;32.5;36.5;39.7;45.0;46.0;46.3;45.0;44.2;44.0;42.5;39.0;
2013;33.5;39.2;;;46.5;46.4;44.4;44.6;44.0;42.4;37.2;35.0
2014;32.7;34.5;43.0;44.0;46.0;46.5;46.3;45.0;44.2;40.0;37.0;33.7
2015;34.8;36.7;40.8;42.3;46.7;46.0;46.5;45.0;;43.0;36.1;26.1
2016;33.5;40.0;43.3;45.5;46.7;49.0;45.5;45.2;43.7;41.0;37.0;32.5
2017;34.8;35.0;39.0;44.6;46.0;46.5;47.0;45.0;44.0;42.7;34.3;33.7