PNG IHDR 5W sBIT|d pHYs a a?i 9tEXtSoftware matplotlib version 2.1.1, http://matplotlib.org/ O IDATxw\?qG)"]b]FD|,(v51Ġ E#I,A)|~,W;$qenvfvv}3<""00(00̻0èĂaaTb00*`aaX00J,X`aF%,00aQ_,ٳ<OӃ5|r<~m7x8}t{"NJ+*/44jxXpV-[|u.O
Iz*&L