Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
2001;;;;;;;;;43.5;43.5;41.0;34.0
2002;31.0;34.5;44.0;48.5;51.0;48.5;46.0;42.5;42.5;43.0;38.5;31.5
2003;31.5;35.0;40.5;46.5;48.5;50.5;45.6;42.0;40.5;42.5;37.5;34.0
2004;33.7;38.0;44.5;47.5;49.5;49.0;44.0;43.5;43.0;39.5;36.0;31.5
2005;27.5;29.5;41.5;43.5;47.5;50.5;44.0;42.5;43.5;42.0;37.0;33.0
2006;31.0;36.5;41.0;46.5;49.6;49.0;46.5;40.5;43.5;42.3;38.0;27.5
2007;28.5;34.5;41.0;45.0;47.0;50.0;42.5;42.5;43.0;41.8;38.5;29.5
2008;25.5;39.0;42.6;46.0;48.5;44.5;44.5;42.0;42.0;43.5;38.5;30.5
2009;28.0;34.0;41.0;48.0;49.0;48.0;46.5;42.1;42.5;42.5;40.0;28.5
2010;30.0;37.0;44.5;48.0;52.2;48.0;45.0;41.0;41.5;43.5;35.5;28.5
2011;29.0;31.5;43.0;45.5;49.0;51.0;45.0;42.0;;;37.0;32.0
2012;28.0;34.0;42.0;43.5;46.2;47.5;44.0;42.5;40.5;39.5;36.0;31.0
2013;29.0;32.0;38.8;44.5;50.0;46.5;44.5;41.0;43.5;40.5;35.0;32.5
2014;29.5;31.5;37.5;46.2;48.3;49.0;45.0;42.5;41.5;42.5;37.5;32.0
2015;27.5;36.5;42.5;46.5;49.5;47.0;45.0;41.5;42.0;43.2;38.5;32.0
2016;32.0;36.0;41.0;46.5;49.5;48.5;43.5;42.0;45.5;42.5;38.5;32.5
2017;27.5;37.5;43.0;49.2;47.5;48.0;44.2;42.5;42.5;43.0;39.5;29.0
2018;30.5;36.0;45.5;50.2;48.5;50.5;44.5;43.0;42.5;42.0;40.0;30.5