PNG IHDR 5 sBIT|d pHYs a a?i 9tEXtSoftware matplotlib version 2.1.1, http://matplotlib.org/ O IDATxw|?BHBM@:E' HQ( ' (zihJ^C %$7?۽ۻۻkzkogggfgf?3AA5 AAs!HAe $ 2H AAx$ AA^ @ / AAA HAe $ 2H AAx$ AA^ @ / AAA HAe $ 2H Ehh{n1.] 6h4裏t/_Fi$FI& vޭWh"駟PV-DDD $$ŋGll,֭[gK(![~%KN:tF%йsg;wb GFǫZkQPD t߿ӧN,wch4ݻW6vXٔhp1KVi&|嗪 ƶ_Aܹs#!!H$ٳ.\@ܹmJŋԩ֯_ٳg 52:TR]vůCb ŋm۶St}.\ I ,X0<~X7ߠ`3f^y\v _5WbŊTI֭[ϟϟ$&&"O