PNG IHDR t 9tEXtSoftware Matplotlib version3.3.4, https://matplotlib.org/T̺ pHYs a a?i IDATxwXSg; "8 878W['Xm:j::jŽ7nPaŁ"|FP u2y9ky^ 苨); """""""""" w"""""""""";Q` 0NDDDDDDDDDDT p'""""""""""* L &܉ DDDDDDDDDDD w"""""""""";Q` 0NDDDDDDDDDDT p'""""""""""* LDkkB?;$ \T8}4h mmmH$,^89H$y>Ν;W$אOOOt+W!ttt`gg & :::ǹXbj֬ ]]]-[}Ž{>;///#-- 'Oķ~utEj0e|2appp.tuuQzu̙3qѷo_-[Y&/_l]tAٲe!H?| tEwDAAVVV,c֭C˖-\T8BBB,?cƌo}O>ӧ/^ Vbb" a``Zj|HMMEHHallgϢN:2A@~w^M6xΝ;aÆŋE.]#>}ڵ TRNNNHKKCPP^zsss^x/_Q|y4h ׯ F6m ΝѻwoߐH$2sj7oʴ#444]|9<<
,Z(9=z@=>}:N>={I ttt
BCܹs?ceݻvvv8<ʕ+ طoA!44Ty駟3gʴa:u߿?N8aÆŋ2~ggϞصk ܹ3|rxyys1x`$%%~ɓd}0Ѿ}{۷6l̹ڷo~~(S;v,,X3gҥK
ODDDDT
^^^pω 'OpqtСT\zz:
D}իWǽ{~\]]qAݻ{V\III(_