PNG IHDR t 9tEXtSoftware Matplotlib version3.3.4, https://matplotlib.org/T̺ pHYs a a?i IDATxwXW{DT{55 vc⦆[bcI]1FX0E$ Ҕ| z9<xͳg#(> """"""""""0NDDDDDDDDDDT p'""""""""""* L &܉ DDDDDDDDDDD w"""""""""";Q` 0NDDDDDDDDDDT p'""""""""""* L &܉ DDDDDDDDDDD w""""b{ѲeK+WDqܹڵ 61PvmEKKK<<
֭%JΝ;uAO?q)1b֯_]]]ԯ_pbcc1p@lٲȞ!!!AJWV
HIIAhh(=zSSS9s5jP{}j
?j֬dx1ʖ-X?
*{kU_UlٲCXXnܸAi&