PNG IHDR _w sBIT|d pHYs &? 8tEXtSoftware matplotlib version3.1.1, http://matplotlib.org/f IDATxw|7HBHjI[Dl%MbE*F[U$U*fQ+v%vIH;!Bͽ7z>9Onܼ?g)DDDDDDDq&DDDDDDD/`""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 (0 &"""""" `""""""2 @RP ݻkee2W/cyK\.2=,Lx@