Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez 2009;;;;;;;;;;-27.2;-14.3;-10.4 2010;-11.8;-15.9;-22.9;-26.1;-30.6;-30.8;-34.7;-28.7;-30.4;-24.7;-17.8;-10.8 2011;-11.7;-18.5;-23.5;-27.4;-26.5;-28.8;-21.4;-26.1;-33.7;-21.6;-14.3;-10.0 2012;-11.8;-15.5;-22.0;-25.6;-23.9;-32.2;-31.8;-31.9;-29.6;-23.4;-17.5;-7.8 2013;-8.6;-17.2;-19.6;-32.0;-29.1;-34.3;-32.5;-29.8;-30.1;-24.1;-18.3;-9.9 2014;-10.6;-17.8;-24.7;-28.6;-22.4;-29.4;-35.4;-25.8;-22.5;;; 2016;;-17.8;-25.7;-29.0;-26.3;-31.7;-31.7;-30.0;-31.7;-22.4;-17.0;-9.9 2017;-13.5;-15.3;-21.7;-20.5;-23.0;-28.4;-32.2;-29.8;-34.8;-22.6;-18.1;-11.6