Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1999;38.0;;43.6;;44.7;43.4;40.5;34.5;37.1;39.5;38.6;35.7
2000;;37.7;42.5;;44.8;;;35.7;38.6;39.6;;33.2
2001;36.7;40.4;42.5;44.5;;41.3;;37.4;40.0;41.0;39.5;37.8
2002;;40.7;43.6;45.0;45.0;;40.4;36.1;41.1;;;38.3
2003;;;;45.5;44.5;42.4;;36.0;39.3;41.4;40.5;37.6
2004;36.7;41.0;43.1;44.0;;;38.5;35.7;40.3;41.5;41.5;
2005;39.0;42.1;43.5;45.0;;41.2;38.0;36.8;;;39.7;39.5
2006;;41.5;43.3;43.5;44.5;;39.6;;36.8;;;34.2
2007;36.1;;;45.5;;42.0;39.5;;;;40.5;38.5
2008;32.0;;44.1;45.0;44.2;42.0;38.0;36.5;38.5;40.2;40.5;40.0
2009;;41.3;43.0;45.0;44.5;44.4;40.5;39.6;39.0;41.5;41.9;39.0
2010;40.3;;44.2;;45.5;;;38.0;38.0;40.8;42.0;37.8
2011;;;;46.0;;45.1;39.0;38.2;39.5;42.2;40.5;35.7
2012;38.5;42.4;41.6;44.5;44.3;40.5;40.0;35.7;41.0;41.0;41.0;39.0
2013;39.2;43.2;44.4;45.3;44.5;44.0;38.8;36.0;40.4;41.5;39.8;39.6
2014;37.6;38.9;42.7;44.0;43.0;41.6;38.5;39.0;37.6;40.6;40.8;37.6
2015;38.2;41.5;42.6;44.5;44.9;41.7;40.5;36.5;37.8;41.0;38.6;32.0
2016;36.0;42.5;43.0;45.0;45.0;42.0;39.7;37.0;40.6;40.0;40.1;38.6
2017;38.0;39.5;43.4;44.6;45.0;44.2;37.9;38.5;40.7;41.5;40.0;37.3
2018;33.9;40.9;43.7;45.0;43.8;41.7;38.0;36.6;38.1;41.8;39.8;34.6