Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez 1999;;35.0;43.2;;;45.2;;38.6;40.2;;37.2; 2000;37.2;36.0;43.5;45.2;;44.4;;41.7;;40.5;39.2;33.5 2001;34.0;36.6;41.7;43.4;;;43.2;40.5;44.2;42.3;37.5; 2002;;;;45.0;46.7;45.8;43.2;40.8;44.3;40.5;39.1; 2003;33.5;39.5;41.1;44.5;45.9;;42.4;41.4;43.0;42.7;40.5;35.6 2004;;;;44.5;45.2;;42.0;43.5;;;;38.3 2005;35.6;38.2;;45.6;45.7;;;41.0;45.0;;; 2006;;37.8;;;45.2;;;;;;; 2007;;;;;;46.2;;;43.3;43.2;;37.0 2008;;;41.5;45.1;45.5;46.1;;40.7;43.5;43.0;38.5;38.2 2009;32.5;40.7;42.8;44.4;46.5;46.5;44.0;41.0;;43.6;38.0;36.8 2010;35.5;;42.0;;46.4;48.0;44.0;44.0;;43.5;;37.5 2011;40.4;40.0;;45.4;46.0;;44.0;;42.0;42.0;39.3;34.8 2012;31.5;38.5;;;;;;;;;;