Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
1999;;31.5;;44.1;;46.0;45.4;45.8;;;35.4;32.4
2000;33.6;32.0;42.1;43.4;;46.0;46.0;;49.3;44.1;;31.1
2001;30.9;35.4;;42.0;44.0;;46.4;45.9;45.5;41.8;36.6;33.4
2002;28.5;34.5;38.5;41.5;46.0;46.0;;46.4;45.4;39.0;36.2;32.5
2003;30.0;;;;;;;;;;;
2004;30.4;;41.5;;42.1;46.2;46.0;46.5;;42.3;35.5;34.0
2005;29.9;33.5;38.5;43.5;;;46.5;46.2;44.5;41.5;37.5;34.8
2006;27.9;34.6;38.4;;;45.5;46.5;46.0;43.9;41.2;36.4;31.7
2007;38.0;37.0;;;;;46.9;45.8;;41.6;38.2;33.1
2008;26.7;34.9;39.4;43.4;43.0;46.7;;44.4;44.9;;37.5;31.5
2009;;35.9;39.2;41.0;45.1;;47.0;;44.4;43.3;36.3;34.8
2010;32.4;41.4;39.5;42.9;46.9;;48.1;45.6;44.9;41.6;38.3;34.6
2011;36.5;32.9;41.9;45.0;45.6;46.8;46.4;;44.7;41.5;37.1;31.3
2012;27.6;30.5;39.5;44.4;46.2;47.3;45.7;45.2;44.1;41.7;40.2;33.6
2013;29.9;35.5;39.3;41.9;;46.8;46.9;45.1;44.2;42.2;36.1;31.5
2014;31.3;36.0;36.7;42.0;45.6;47.0;47.2;45.9;44.3;41.9;;
2016;;;;;;47.1;46.7;;;41.9;;36.0
2017;;;;44.5;;45.5;50.0;47.2;45.3;42.0;40.7;36.0
2018;33.5;35.7;41.5;43.1;47.4;47.7;48.2;45.5;43.9;39.6;37.5;32.6
2019;31.0;32.6;38.2;40.6;45.0;47.2;46.2;45.6;44.4;42.0;37.8;33.2
2020;33.3;33.7;36.2;42.8;44.8;47.6;45.8;45.9;45.1;42.4;35.8;34.2
2021;36.6;34.5;36.8;44.1;46.7;46.7;47.8;45.4;44.9;40.6;38.0;33.5