Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez
2006;-11.3;-11.2;-17.0;-21.7;-25.2;-23.7;-28.5;-28.0;-26.9;-15.5;-15.3;
2007;-11.5;-15.6;-19.3;-24.2;-21.2;-23.2;-31.2;-25.6;-20.2;-24.3;-18.5;-12.2
2008;-11.4;-14.6;-19.0;-21.3;-21.8;-23.6;-24.1;-28.1;-17.0;-19.0;-15.9;-13.9
2009;-10.9;-15.2;-16.8;-24.6;-20.4;-29.8;-31.3;-22.5;-22.7;-22.3;-17.7;-11.7
2010;-10.5;-12.9;-24.1;-24.6;-26.6;-20.7;-25.3;-24.5;-20.4;-18.1;-15.6;-12.4
2011;-13.1;-13.5;-16.6;-25.9;-21.5;;;;-29.0;-20.5;-16.5;-11.2
2012;;-17.1;-16.2;-20.1;-20.9;;;;-25.6;-23.2;-20.1;-11.6
2013;-12.8;-13.0;-13.7;-20.4;-27.0;-28.0;-28.6;;-27.6;-22.3;-18.8;-14.1
2014;-13.4;-17.4;-21.5;-18.2;-18.7;-22.1;-26.8;-26.7;-21.7;-23.4;-18.6;-14.9
2015;-11.8;-16.1;-19.4;-21.2;;;-31.8;-29.9;-29.6;-18.5;-18.9;-12.5
2016;-12.1;-13.4;-18.6;-26.3;-20.0;-20.8;-24.4;-28.9;-24.8;-17.8;-17.8;-11.8
2017;-12.9;-14.7;-12.9;-23.4;-21.3;-26.7;-29.1;-23.4;-30.8;-20.2;-15.0;-11.3
2018;-12.3;-15.0;-20.0;-21.3;-23.3;-26.2;-25.2;-26.6;-25.8;-17.4;-15.3;-12.8
2019;-14.6;-17.1;-17.0;-20.1;-26.2;-21.3;-22.0;-20.7;-23.1;-19.5;-14.7;-10.4