PNG  IHDR O3UsBIT|d pHYsaa?i8tEXtSoftwarematplotlib version3.1.2, http://matplotlib.org/%J IDATxwX6{" Ĉذc&ƊwD{Kh{DQ)U`}|\gvf̳gN) Hmc|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|b|""""""""""""""""""""""|2uDnذaP~I<WWWHQaW3]!C3-FD7o"44 (Vʖ- '''8:::<ӧ1v_gE} BBB;$$$prr3 u{߿C&ppp#tf͚ٳ1l0D ܻwHMM%KT^%Kux ///9s&ח/_=zh1""jժ 7Ǐa4+sWfC ܹsGhh(n߾$%%pvvã\x{{~ucDÜhӦ BCCs|=((իWbD;S_F۶mTjժ;VZGHDT.du;d@(.7 <8666^:4hΝ;*߱͛7Xf =lE֭ѻwoh%`ٹcdd$5j@Æ ѹsgXZZy~+k VVVR j׮]!q6x>}ϟǵky,,,н{w 6LrWF>|={g|2}Pre4j-Z@f`ll h[{YnNs}k@2y2rx=#{{{ԬYZBf``CϞ=~ ?uLիC^`cc2133%Qvm}dLmbƍپ011%J.5jqС+؈TWD@suYZZƍپSkkkTV uE.]`kkؤRS

XLԪU ͚5C6mr't ]6 8::oE߾}Q\9ĥ vvvU7o6m(l#*zSBtR&PFN_d29CȚ<*55۷o""" 6D׮]ѹsg^y'#j׮Ν;jժyeDE s4RbN9M~s>ǏGڵkEƍh"TTIJ{ 000u9刎Ftt4?Çcʕpwwǘ1cy ;111{˗z5{JJ bbb/^Xj<<}%N8իWo߾6m͵GLRgb޼yСرc-[ŋشi jdDFF"22Rx`tOKNk2,KBx#44/_/Mbɒ%ZӧO=z4]~ɸz*^F >|[\r Zl%Klٲ1Oj/˜( I2bi1QrNAPHvOJɮ6ڵk۷/83Q>_4Eժy}򟘘 6޽{شiS3כ7ot̷@V$?~:$Ep}#֭[wbÆ JvXPsvgW+ =zwŮ]Zm۶xhFft711A:u$''#$$׮]CRR:kΜ9HLLUG"7n܀;>}$䄚5kt011All,BCCq=>_ה:PhJ%ԋʾ/^Ab tUsgSNe||</^Ǐcɒ%J{f%"ݑӔq*oÂ@e8q"&MOOOcRٳgtRg|hѢJ.8RKD`ݫXn. oo,3uoߎ[n ]xׯɓ%G1uXr%J(!/99NeرYfKKKCtt>^~]xܹsXf f̘oB!| `ՒUPe~jZNoEhhںuPvm4o\RSS|rQgq+ꘘa۶mţr޽Õ+WuVzJxmprrBV\z@@޾}&PD |WXj~Gh[n… :TѲeKLAΝmiiiXfB;"""r6mm۶<+8;;c8}4֭[kkkC%=ajj*U`ԨQ \.2={V0 Gζc>aܸq8}45j$i\211Aʕ1rHrkr\%###/_nnnؿ?ڴi#z}Æ z10 __SN~ "=TX:u^_n׿uhnݺaNgmmaÆɓرqׯ;?֖W興2EN1k,TV ժU˲  Wϟ???Qׯ_c߾}^?sGիWg1jԨooo=zTQN̙3رc˛ˈ2bNCuN OSBL0A-H'""<ֽD͛'j$.]$5}Dۂuzw.*K9 "122Rkkk4o\(iERRRc\re-[VQAW_|BӧO~ k.UF Ѭiiiy#Rڵk'\t +fے]/s>QT)ɮMeʔA۶mE Rی興T3#eNFz>}111:H5n/#" sRsMP1Q.J,)*'&&*}Ws"!!(QPN2QŃK$$$ 55ŊCRjժ}wΝ;x=aee;;;4l%JP;fm_7o >>֨Vj׮̄ى­[XXXXthРlmm5/ " u/WXR^2϶{ɮqfxdҶ3FA_|!*GFF(݉B05kΝ;BX'<θ~Pf>s8::Jv=mY&9"t%"}zTŋÇҟ#'$$HVxqsK5)^8*U3!/9aXYYIvMmtz9 "766Q$Aׯu tڼ֮]P dӦ̹T||"Qs)£ZjƍuzX'<;KOdKv=mb>AD9Uʇ$Vvm9rݺuZږ=c^CDœ*m4`pt钨A1 .s?~z®]%00zs woߞy߽{^za֬Y9v |˗/O>شiR1kǏ={d1"""0|,\Paȑݻws wȑ#`<QT{ֿT'*g~IhӦP/)?̲S'">>B=zPXSSS8;;666077Gbb"޼y[n ɺ\.… QT)|79ŋE*Tlٲ055ŇO"$$iiiy?`Ȑ!ϸ9ׯ*Ux∏q( ( [r&LPJxx8֭[0d2Ԯ]uԁqU|R׮]W^#0h <\fll VVV#?~ׯ ߷ݻw#11+W[d|*+$''KQ*WJ!?u/W[X=z$*WRE;gΜ>#ǎCj)uQut9Z"bc0 ${+{Xe~׸uPB5tnaÆfBll,w^$W h3e˚O6 v*K=|PT:LboX3*}^^^ ;-[GGG|W]W z>6:RNbL"BޑY;bNAzhҰgY!HZnuΝ;'D``וZBBY.P{1C1N{l')ИӐh$u5K-T>n݈ -X@'ՔO>˗8<#6f2*[n֭6lSSlS(8w.\(<|hB4^F7n.V/_.Xpi\r%}0qDc1F#Fd;ǘ9s&?~ {Ѹqc4n8kHmÆ Q-[ի^OKKöm?3/Oҥ _hCP`BPL~a(UT_zsڵk 4innnI}uw^:u*^x!ADyqN){ֿTCnZkVV ={Ğ={m֭-z%鵥ԨQ#ER(wW^vOסX2Pۮ66uڄMu^EߴoFF4轁:O?6muUk0 .]VJ?/cǎž}fpwwǮ]P|yI-ݻBY&A:H58{P644D˖-uQv c6 ]ش h4@ﻂB2 }Kz~! @h7n%8sh[Æ utFG8uar_r!jۡӦNphs R.>3g]xƏ_~&&&__ hW'''XԺh/\\$ `HiHU3S4JOPd;۱-ƍ~z-ZEy^_&M6Z*u> &&Gא墎v g9ӧ>7oƓ'On:k.c/^@ZZ|||?Y2rNNNرcG# 0rH<\BCCq;|8_X~=tCC ^.Uܹs1o>#GD`` *U$)S ))IVR%몍rsiW\({aoGr{Xi9r jNk|K 2fu3r m&MLL0|p?;O+W`ڴiXv^>۷n:ѶN:)ulQm/\ IG v0)ؘh7v'(ѭA6m$3888M\yl;FGG>};v}*uSٳ1j(ut)+V乤EܹmPB[ -[13ccc,Z:uBׯq%jJQu/WSX&A(ڠNx=n޼۷f(-[,VXe֭й,55SNEѼysI/Bhܺu *(u.u>̦!66>E󍍍zjuX#( =;5H&Ǽsαd2HIrƌs=+VT\oQxqڵ+}q\pWFʕ1tPK| HEuǏpܹ,+]t5r#G  `iiXˬ9zONNׯqy"22Rx&MR< B'ߧdƶmDU3g;5I.ڵKM_{:)55Ѹ{.v)\k֬)$:Mę7oҥKضm޾}+֬Y39III D3gly=F;w\rš )))x-\[իWקL*6:ʙBٹg1_i879mbNQ5B@||<>}?)ɰh"IgK СC{ӏ? 18qòeɧOÇcΝga[LEr0옯IrClz9MdNih ?դQ7oDѼys,[ vvv=wFEG{sΉUemh޼9J(!-I'f)lڤOeXl'Ѽ`l' iHUh;S\]]kx=߿ŋ˗/W^عsR cǎxbccÇ, oWQQQHNNβ 靷СCg,̫%KT``` *C=zV ƒ丸l dhРJ|BP]/DHu/W[Xnѣ }|}}1l0nݺcӦM9~3Q$X5Xd 4iwDt Q=Jw{{{={V(cĈ1c.qaj)_аaCIsIݻW(w 'Ok 4޽?9r$~W䉊lQvҥKcΜ9Ayї\[mtDĜBh߾Rf߃p!WY6n.iشi͛'>$ZjVZHNN}aeecx$撾ʶbٲe* (jeDEs1Qs4/fff=:t={cĉطo_Kʿ}8uZ׏Cҥl6lGRR&O+WupuuE T"clG&c2qhmSߜq>dOEPQF*œFo 6ֿB0SP`ٲeԩS%?~Zb355ŦM0rHܼy@~ȑعs'*V| ʬI@ɒ%쌆 K.$e2YAK5=zشiS3풴J@8{ڻi ]3 ,aغu+gb́-z޽{H'ݿ8~8^|)?22ӦMC``%)e3,, ֭[E3jR\\~g ///\V-l޼#GK.aXfM3~ꗩ),--Q\9ԪU ZB˖-h-9uv+(rL<QQQ0`CSШg4WCw???DFFbŊّ2G1|p[NRRRj*\L̛7O(;88Vz!ƌ___e6cll KKK)S5kDѮ],}j0EF9{ٻôà#eNd79.UmIZʴcuq9ܿ4mT(*35Zjnn+++TX...رϩE_H %4g4WӐ:%4v'۷/qap t1˾/^!CFEu$%%ӧOcaۻwk.ڵ @hƍm۶hٲeg/SiJ.e~SX_[4CB@DD^|ݻw͛7x3f㈋ѣGr&M4+V 7oq=?/^lYo߆\.u3}IO]nnnYf۷oqa޽ Ǐ͛s\Q vvlnn͛7K:e~aΜ9ygooOUXYYYfh֬&OӧOc…ƍv7n,y<=>[ܾ}x)\gĈػw$3>|XGg~_Dc`aaKf9gUÚ5k&<}F]vjj*;v… ;[.Zڵ-d2 3cQziرY~FEEիWؿ?|8ٓڽ{𷁁<<<3d$&&b6oooXZZ-7nn׮#}EZ]^FJ I4)STO9wi\^D#Gd'55&M=8/_<닓'O͛>>>Q>>>BxM ~w}~غu+W.l ň#,3fÆ ]]rfmmիcؿ?lmm.]۷0:j_=;;§6dpsaQ*lӦM&&&~4*.kwβZӧui *V7771e>]ё*aŎCعaaplh()*T zݻw޽[V OOO矢@?~Q_uErƍ s҆w}yRרFWeps!=<$z9 JW9I2s͓z~1 gggQe'Nɓ'Boŏ?ҖWV-ТE }n޼;wΈ?>n߾* ~E]/^a4g\W%iW^-JL -,X^ڵÄ vZj.\kt˜9[D aȐ! <`aa 4HcE_~%֭[A u:v;;;GWt5uhc"&1q{+{XYc!u eCCC]V3B >|pW+V@HH0#؃sN 2DʘK4}[huaĉ*C~~~(Q0ѣG(UTH9Ǐ?~˱aGVt5m ܽ '{{QӦMy{{EB1c>}˗/H_t={F1044}֨Q[n+XZZ 3  9 xmёj:`1HID\&)J`f3LRV)HUJƍѭ[7| @zdϞ=E2WTTЦ ϕ{ƏDlݺɓ'chҤ `Ν[.Ы6HM$v9 J[9$_L)N+]PXXXʙgUs /^˖-SoddZ1+W=zŋ${|W֭xkkkaˌu%KGRRRIZm1]P(S ֿ;>,t;;jg6μ zf666ضm /_ qyzzb˖-زep)cIy 6D>}w?~ƍh"GFfE9?-)ɰl2Id֤>kҤs~tt!]011ŋѯ_?aƍѳgO/^\c8G^ymV´iӄߙ$** ׮]_pݻ7j֬)3@X>Çk< PX|_ mۊϟ?5vUgΜQra([-88XֹsgnZcqueʔA߾}\.͛u꯿ɓEbN:o%.*.]ZG7N԰燏?j'&&իJ&ZGP5gQׯ_?Qc˗q=FDDEYE&`Ν:2j(of(Ձ^Y @MG4ҥK3g$uS0j(Ѷ+嗑*U$oܸϟ8I2""U0!UIHI~wQ5>F U꼾JD/B[.gyu֢7DDDHKAR~}'>}È.e^oahȼTMD.燋hϩS,1k,G. ~0""Rֽ{%ʣ<==,g>}'O9V쌶m hڵKcxn駟=}bΜ9Yn͛7H|mXODرcEm۶+!i.]Z_~%9iժ֬Y###v''' R9o߾g:/^:kBƼF.G b |Y^=ztёzn/#"RsR9s>iԾ}ۭ[,eݻxItmۦT xR@rr2޽+3vv qqq?~hje_*0zhqƩaƍu%* {ֿߢm۶^P~)N:sd21B(aر:@:xbДݻPNNNƖ-[t)#$$F<4dL4IQ鿔mHLLT`޽[-RTdnSs͛Y(?|gV:hŋqQGx#"zhӦP~}􋻻;LMM}46`rʢ1vXg/-VhR Hٶ\RmtDD`NA255tQX1@MKK/?)eDDbNC:4vΧ|IIIAXXN> OOƠ7Oz׮]Q~,e\$-- ƍvTر^^^ aIDATHMMUji/^]v8q"N>k")S:~̘1VP}6zs:CFxx8еkW?> ^zYfBE=p!x\ll,~w 0dOu^oadm۸q?x`уpwqFTT֮] 777<~8'OĔ)SA_F%w^"B^~#FoիW3eSV߿ѲeK,^5IHH͛.t5kFȤjԨ!={hall,l?1p@޽ѣGcƌYTL>ǏHL4(lNMD̝a|}}h(/eʔ2`Wc={6,--={93L>FBlllWXHҷ9_~(]P>w=zs+Wƍm[x1fΜn8vz۷gy=22C a} HiHUR4f.TFپMbҥپ֮];ԬYSCnдiST^ ˗GKvRcNAo:N6σWZ%l۸q#֯_󻻻صk-(( j֬ +++$$$ 44k׮Μ9 СCoQ#qj[Qk/#"ƜQrM*eHTWxq3#GaG2-- /_vF[[[lٲEQ.IIIwݻ~_~%lْk *:u*^*l Ç󌥰&%Jݻ1|'Ny Qf{ֿ _SwBn8癹&O,l۸q)S{ٳg諯ҥKC Att4ӦMիs3\.޽DE&충s~-L&FهpѦM,]TQrHOl/^Rо}0p@s(UO.Z&$$!!!9gffÇcر066V^  n%Bw+ÇƍȈH?vXo-[o߾JG١gϞBGDb̙9+كɓ':޿~_8### 3g΄91sL!Z|9 0dĩmݕKs }σ?:u O>FοpBTT ?,#%%n­[r<sAǎ!1~xxDD R`;2"oxbN3#uN)Ebll 899 ˗/˗gG-rU ի+SڵrJtJs+bڴi8t ֟wj}fffbbbaxQ}6>|۷o|>CCCq-u.\FҎ|ׯ177sss?ؽ{w ( \t+JRܾ};"ϸ"իWɓX\\zv|>}_SNׯ_seXݼy3nݺ?/^DVF{쉁8r䈓{P\WǕJ%2`cl<|O.4սo߾!I8vغ}~ڱcGx֥a|̿ǏϺ ]bŬK??: WYʶmbll,Ʋ.K.E.kb +RZ̨֢ZơCV*RT*Y+/FTʨ:cff&26;wݻwV.m]011>}j[V6=M={짓pѵ q+Z`V ˻yf6 C?Yu[@C_9z:;WfWM"ײRs>$) @Jp>$) @Jp>$) @Jp>$) @Jp>$) @Jp>$) T9IENDB`