Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez 2006;-22.0;-35.2;-36.2;-39.9;-45.6;-42.1;-44.6;;-47.0;-35.8;-29.4; 2007;-25.4;-30.7;-35.8;-42.8;-38.9;-43.2;-47.9;-47.8;-36.2;-43.7;-32.8;-24.9 2008;-22.0;-28.8;-37.6;-40.6;-40.4;-44.7;-44.2;-45.1;-36.1;-37.0;-31.2;-26.4 2009;-23.9;-30.1;-34.1;-45.0;-31.9;-48.7;-53.3;-49.6;-36.8;-36.1;-33.1;-22.9 2010;-21.8;-30.6;-44.1;-46.5;-41.5;-38.6;-46.8;-46.2;-35.3;-36.5;-28.1;-26.1 2011;-24.4;-27.7;-32.1;-39.5;-39.4;-31.9;;;-49.2;-41.9;-31.4;-21.1 2012;-21.1;-30.6;-33.4;-35.1;-43.6;;;-34.4;-44.0;-39.6;-30.6;-25.0 2013;-26.3;-33.1;-29.3;-39.8;-48.5;-54.8;-50.6;;-48.0;-39.9;-34.7;-23.0 2014;-23.7;-32.3;-40.4;-36.1;-36.0;-35.4;-49.9;-50.0;-38.0;-44.9;-30.0;-26.6 2015;-22.5;-29.8;-33.5;-43.2;;-34.4;-46.8;-46.3;-48.2;-35.7;-39.2;-26.6 2016;-24.9;-25.3;-34.2;-44.6;-41.5;-38.0;-50.4;-54.9;-43.8;-40.1;-28.6;-22.2 2017;-22.3;-28.3;-28.7;-38.2;-42.3;-46.3;-48.2;-44.5;-44.7;-32.9;-31.2;-21.0