199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019−4%−3.5%−3%−2.5%−2%−1.5%−1%−0.5%0%0.5%1%1.5%2%19961,08 mio ha20191,04 mio ha
Veränderung