PNG  IHDR5sBIT|d pHYsaa?i8tEXtSoftwarematplotlib version3.2.2, http://matplotlib.org/ IDATxyx\}9gF3d˖lL8I`J&i( io'MnKBR&$@44솰/0&ےisq1ز3<#Ko~߱|cAE0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@! C0 `0 a@Ä`Ⱦ2p",KlY$]wՅ^]y#:7A@xU#ev^%AOKOЌР~#ɰ*uwf#?yzßZn zIm*jp G_kɺIM' &ɮ¹㖬hVD"A2&l"=ieڃ0ο.Ю K=!M{U'tK*z& oP);(8-`*0_YEW!/읮'[QFtaabpӢL)`Ba^Zsި@,=^I@2CHڝ;+/#+nr JRʅSx{Qز4+V($9ugcɝb,K{QQ?i$I#=cJ8`bdupc.+>Gq0q`9WE߮AsHma f r^Yc[f_T-1r,5\iQAst+쐶d|C씖Ju֖*R=aG+:[֣}$`\f7 =1X>X>= 0SQԩs YVΠw3=>ŗ]vV*/՝7^cCgk\]/hpM!'kuё)o:Ww@r{SJz-yc+ k6]W'Iev맶c%;_֞-X~(_+/a@  UX-yCG(!j6~e?1kiC}^6_@"d|*QGO卌E)vT?;gt[zғޣr䰔Rhؓ;887,VvL3C3 KUq@Ym3XoU4{!k֋W˗Nt{g<+ `+BWt"*6H cwfHt*G"@ nRz W٪ץE!%%gq\qoH.kN)vyd"<6pjf\SWl҂vZGBuOzęnZ{$a4c"[V$= XVD"Z z}>.DN,9|דHG#Arͼu.X5%w@瀙@QxMu|?9m^t أ F [ʬ/Ժya՜|LcBm}ʶJG-|L LK~*5N!`AHnxqӖҹsPq#b%:3*mQ@ E0[ݹ\P%=p w+L` s,[ EZ9R[h[;\yC NoלmBjz(#>/gGma]r.晑"ݸ3b$b%?)A!! C0 `0 a3v,&ljb_(Մ @+*uJERr6F#דΊ֔hMI2:P2_NCaq a@! C0 `0 a@! C0 `0 a@! C%rATמ%A  z.ݢku ]C8&0 `0 a@aQy]\͓w) 5=t J}_g7=X/^ spo0 `0 a@! C0 `0 a@! C0 `0 aBAr״PzOq,g][n__ca@N ۴Z}}e{N"]8 a@ 0a˓[h.)=1@7_זjSdq=d`bq{<]AŤD"U81E0 `N-G gu|vUn;v=V"@–[ޭ-걁W0 sŚN*jU˩<]_IÑ@STڶ`1?lKH[I, ?ݧB]?ϕ5'%pT@s"VX+|ϛ]ޣ櫤t-=ʶr:8 nNaUg ; VE }3oTm=Ҕ a@ /Q_N}*YႠi\J;ݤY"%96n z ;9m6)%) /-G+Hz:ʮ>MIdE"As@W.ѧ^VBNuU#y!T*H{t) !+! Cd/Sh4EEA3@V_JkO,, }S/sw#YD= 8μn-L>7:hƳ<q捌H(-_ۘ&9g${~zYѨ^"5an DY=^!KO$hFgԯݙZh%M~v4kwПe)ݤ'):*;ya_vnn`riOTs |@yd5Ʉj;kƸ|7໿}_u^B]}|WߺHq0+7/wQ#UR8\l.+U|ЃVUt䱲?9CmGji߶z-r^7_nYdWUW(f=֤ےQp~>V/w&t2m(f[[.ٓVI1Dg:6ّ?:w"\d_@snT<SG3Cm}c)zU:<_g6"z|}Sj|,(XjiAaӼͳ#>qujzhX/[{w`\z՘c*c@sM TxJUiEQ:\ʭòy؟<M3RC~Jx[(b'k9=]%{ ~LRK:l˞WG~fTOp&Z"LfSV}kFAw!<٨_8|uI;vD4>G^oޜ_3bë__ ijGPUРYF&oU/kѳ1uV=UqUWTwo1@_T}He/y@Mu%5%}Enu1>w=iUt礍+Tq{f<JL?)0TJ2W޹>X; 5}y8|j (=G/Ӓh!0nH̸i7.U''h^㨯ӲoڟtFï_٤4IFͺF_–—uwʽ ۧ2?'Ky8mmW35GxrW?'Z]xb|z%*8}0%y ~^o9fig2%Ov?Mw|_-(,Y?=K"N@vkViuZ]xp6{Zm=Y16 g*#]Z/]UѩP>7ھu|d%տQ.׊usjnBzh+3PԞѷ6]:+suOHXkmMZϷdm)?|˘\8FRhZ܆J /of z1Yh9 ɉ*/읧V@FyEjY]uU~ͧGsaZpdsl9P"-gM*wQ'.wK +zPj=T8SJ삜x%b햴nsάxܝ{$I%VioVo9%RQk(՜nRqrDnd{K{ZnB}j+w">&@^;z|py%N m{.mUJԵczg+t4Չ} NѯtֿWVKx{@^ʶw:kΪ(d})plޡ"S꾙҇oВov?PM]ZRSЀfv=WgX[Z)ʂvz!U 9m(א@+IDAT!|ecW>'jP#|/EgD7bpnU]IyC7,`(1lVZYe뤒sVK%pܹ}} ?A咲g )rjb?R艍i_`M ޡCb>̄oir<*O[ޮ*L/?5%G}L߀7GZ- |C  05Ѩi򊣇eb°6@oVF5Z-/y)/j*Ҿ9?>[{nмJoic?L(y##4q,PFĶTaG xTqJekoU;3*佲]b]p J᱐.Qތ3ҥ1~"iOJ zCÖ7 $! ^<{_T,K+AvJ~ҙI0og3R7XӕΈ-ܥo=h{Gޢ[mkNcGQ]]*xKo_|zQYQ2`pxB :u]I=ݣY/ZHpB8 fmkڤz51]?J.,_uNQ7:>)?7~/$o8$S r'd{t=Zuc*W1Xdmq+/~ w~^7,_tͼQ7w]y+&ˤVZԵTWh[z%g`0Nv-iJO~TRAG)`'^"!J8K