PNG IHDR t sBIT|d pHYs a a?i 8tEXtSoftware matplotlib version3.2.0, http://matplotlib.org/y IDATxwXW{iKAXFD콄آHb1؍-^c5XboEAQDK5ﺸ330gȄDDDDDDDDDDDT"Z DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD難(r+V~7CVV: 044ԩ'ɓ'j?~#F+*U===XXX[lX?~2+WT*OHH 矣aÆсL&C@@@cP~},Yĉ4i5jrԨQT;q```BρJL_DDDDD:p >cjӧO###DDD89v ꊬ,"!!666 R'b ptt*TX>}999߿?mVXh֬\.ڵzR!C;fhh(MǏǣG퍠 d2~E?U M66Ν;X`hٲ1Pzux{{cEVDDDDT<: [nw011Ç.ҥKo,---|'ѴiS<)) }1tP>}Z߰a0aT\Y<""}oߎkDzk.?-RZlJ*/DƍѤI,[֭+p,8iiiXhƏ HNNF ̄s*E?2ڵ<==" DDDtuu~ڵk燺uj|xÝ=ӹsg8p CΝ;|=|UT*F̙iӦaXhkJ*k֬)po}?ĕ+W.]FaaaJuy`kk$CɓhժFe˖XDDDDT8p'"""*eQQQdhݺ5RRR0a|000++ѬY3RJ3fTƴv\000~')KЭ[7XXX=zU2dd2BBBpAxzz2W_}Lk ZZZwTo>6uԁ)byP# 23gDtt4 nܸ5Kk?lllg!>>^ƍ8p lmm*U`WiL!Cٳg/`kk\ggglܸQ+ޕ+W aaaԏ12#GbbbpAT^,X Lɓ'ۦ}d.tʕ+ wM)vqi'22GE6m ]lԾ} J+Wׯ#**J*/c`` GGG a-PZ5"==#"""qdff[nEѼys\zz#Gxb0 &&&Сrrr|r><1Ǐovvvh۶->}o3gĩSЪU+<|ڵ-#Vg۶mԩRRRЩS'4iDm(zKq1ܾ}^^^^Tg?:uVZ!&&SLAΝv(4iΝ\\\pERi?a9n݂<<<~4kϟ?W{GqضmlmmѧOX[[c˖-hܸ1N8_bb"ܰgj -Z[ga^4ls]vapttT\#;;Ǝ K等!C@.*8rjժOOBKLLⱱ(/ PC֭[kܧ0W^jq]EkפҾ?C5uP&ϟ?WICDDDDe@Q ѦM, f͚B R]ll ݻwƴ DʕEDDT~M!˅W222D6m qF||| ._R7p@@)ڵK*xBtU 6mRS\7 믿999Rŋ ѪU+>'N SRRDdQR%@XBiE jժ"--M*ׯHOOv) jժw +ǟY!ÇEŊB???@͛K)>,,,?Sx ;wM2E ?Fc͙3G ϷӧOE6ms)R} ġC4j?rH@ۦB zq bٲeRYiߟ@@XYY)ͽ/_. ӧk<.܉Jb]KKK+䈊+ bԩ*}ǏvO~z>z D˖-Uv- rł{.]~ټy KgϞ }}}aee%2224Ν;ݻRbAe,QBTX={qÅʂƍ 6F "00P*S,>#*T ĥKD Ίbann.m&={&ŧ~* 333brq@tY<;;[TREǏ:ΥK ߟo-[(-Hkkk9s仸:u d]WWW wQ[x 1w\qKDGGK?O>l{Ç ѽ{B$"""aJ"""2boo/VVҒ^پ}{>+qqqj,Oq{~kغu+RSSrEhܹKb6lٳgKunZe,888 ++O>O:%:GGG4lP\.fj駟*˫QFT{, {Ub͚5D֭q!l~~~*msss Xf *[lA&MUV+VZ^z#߿ѣݻ71n8t)߶~)@xx8KiR4 P}Biݟ ٳ'|}}mkaa xIw"""2RJ+Խ8>ZjjˋB__>>>HJJ.+^NNN7nVXlڴ 7o |RVy*?}ԝ⥓j(cccK[qx{{W^x ehkkSsccc U~9r$rss^?bĈ|;wFTTpBGGG̙3ٳg1}tcNJJSc}ДWJJ ́}Jr.e˖ضm[q@^LDDDDw"""2U? /j⌧_>92LZt=w]>NNNJmh"TZbcc)brмsʖulqqqTܸqCm;_PTVMm1x`bƍÇ~ۣ]vKOOGq%oźn [>fff "/?6