PNG  IHDRGM˾sBIT|d pHYs  ~9tEXtSoftwarematplotlib version 3.0.3, http://matplotlib.org/ \bIDATx\eM'PCI*](6~PADE*UjH@* '{3 d&;u33wΜϜ<<RWFHHH7D@c7Y_3s3(wُ6fV^bV [:I>̎"Ӄy3[bf f\3{(mܚݧ{+wPm$sŸnfs㾼uOy]ifژg #6%7:H!*Ik{oaK:.&#Y>t,ff}Ǜx3[ffٷjxff82.fY3+=nfM2O7cf]Rjhf~838gn?mC}ImԶifJ?Ig<oܴmP30s>ofҶH]oj,3Qm*wDj|/z)"[". 3olm^rnޟmofNNKno,,v4UQ5?B|IJj>;FHIHhfK:$]oϯ&Iz8]i!$-ߩ5*%͐IEzLҡ3\/t_t3g=.iqpe<퉅s@SBj䭋ɐt 6~ϑtJoI-$zH_#ٴ/%iyqIk)iE~ܴJ_ ibzx'߯64M~ I$8⹒ښI6P]$9X+/fӒnLޒI:2I/O΋~;j9i=eS1ڶyKʏY\z8?fk4`v~T{-{5o+ɴ=G"F^>sBҽzwvھ;"( KNIw>K&GJyV|(v՞;/M'vQt=akDlu􃼝]>ÆGRr羐njJxRCZc17װtߙ~Ƒ%G5<:IӞy2zwͻ䨆-2)G7YGi^r;I?IyGV!E1j!Quݑd7dkqz?j7z5<Okx|웿Ym+=/5LkO + Z~Pwڂ6,j4nm*FR"47ŠҶY}]-KUw[;Rv>-o`ZJMRoIPfOL]}–_ֿ'K;;Iw#*wv1+׈ťݣckx=* R/>_nv؊Dib:ʜ;kKܽmNl^Pvi]k{W'it9zG›Y$֖x{{f>C6,kog肮lkm2FWw?8S9Vgjﻅ?5x403;k~GlT Y5IOenb$G(mM̬yRvTWPI/{N?mjƱǸ f>'5{tO/M6S>35aTwI o5jz }&KZO'?N1?J!v|s?ʱUD6;uhff687+{1=$~tL֩wc K ?/Ov^z/K6zqz8MFi(OE嬴.΁aT/6q&Wtyƨ^˴;f^/H h J:-߲(7D4jQ&}n ǎDQ3F%HN=KWaU5U4;;73+ ێQ/ŲZz{ 5K7vKRߨ:nk0cI1skK]W|S j;@? U/wfKH ݚߖ<`ҰoSA~`@Q5#|~x7h-zV!N:y߾}`9r|wL$hU :9gĈ|4@;bX~%u5otuQD Ѻu4sL^`Qi޼z&M [I$횖$.] N$F[ @Z`AfׯV6HZg(u#rhǨcǎ$FhTb{z[zDI(LI3nLC`&9`y f6"y5Z:Yr>OiȐ!`-_|O~#AʻSҬ%}h,;w&jذaC/9_v_]cǎխ޺ٓI@rTͬūiulB<(鳖!IK}v}A8ȣQ{ꩧ|D'3?U={=Pޙ^g}vczxԬY/6lX_җ2e]UVeESկ~yX̺+VN^{Y=?̺??S$G jK 1o^Vf6̾`fĒ2\фH ,4W|Mi4z/j?׿cѣ5f̘LBS?yg?Ӂ+Boff 2 uwkQ-2ȑ#u륗^ҋ/?zW{=R{lu/b+ud_ lDJwߎi Vꀝ;%@s7sh{>G5ju^Aפѣ5#I0ޝJ/GM$?1/)Rcr~m=z3yOd"ҥFtꩧ2NPE2o}Kwt'CO?y\ jРA>ƆDr԰uo\e VNM4Br/TCyg>]z饙rIM,eee>|6ms9G?O7w`[&׺я~TujĈիJ&%9j$L;$94ա~mI6mڴD_35*sNPİ}ZvmfhYw'_z(zy-[>}d 6DoT\FvfEDӟg͚5K:tЧ?Luwu)S8 6"ơOǖ:%[(mcOS &/R](_"D?iǼ[򗿜Il2EN?|7?3=>>^n$GQHa=Ծ9(;<>zG2=U~ve(ѷo\acСݚ[#fhU0lmCb62VoFh u3C(L+c=Jf.*yuԊ4o"@y\8NbXR:M}{jƎ%@rTr弧Χ(XiZ!j?# 9g=ڷP9Eli!uUmp$GIyzo kC`M~&էcs(Rexa@M̬=ifl]RoYud3dflMs5ƫ 3^&9B栃*5bb؎;jɒ%X)xk[+R^{mK_RfBM7TQ/F^i쭉I!?=W÷vo(3k5c>>'IGK tAKzvs u5`ZujՌ=^+z$#4~6lPyy_YY9眓Ys=`]^5$>|Gm^ҍ7Xk\pͳ>[w~ӟ'?Zc Ą5):4hs#1Jח|LQ!$};{{w_S$M4X:@q̡7zJG2? #*͞=[z{o l?{}ݧc=V-[,}}G<@1wq>cX&W\=S{>d?N#<2>.O^}CǜzZhQf$7oު NwmLYxa믿J5p9묳6zԮ]Lpb2uLo҅^}W3fЭޚyo//<'}w4lذcsO\_|>exsOfL5h ?hXQ>3o{Ht:c=,yg%Sue޼yrsMOQ@qZvV,^G0(˺5~ޟc9&`3&Tȑ#`H"a Gq^y=䓺K3 Sx?Q7wƍyxl GgkSTgďjo?|͉oO?o~`5\W_}5~b[M_|13tq]wq&M|x&MG?Q=&NX{ެίӶm[a2g˺VQEPJhMaF'͒bqOپe7=Gbt!juk_}H.G/B~6Z=>nݺyD5%GM6I':3 NGՃ>^ի9աCN$)gq:uʞ*{^$1{oz&}b_$)уb_ mN{G߾83k\=1猥&K}@Y]>}2b7>g}|7j|io2=P= l߾}2znLr}LKsdfMRbtǖ_Rlc,"SRS)ꕟHU NEz7xu=2[aw)I u{gԣGLCb\$/䆥z:"A:3JĐHb(WX owY!} q.QUU{I[!Xre&޽V.Lo[$'hDYٿ%͚5˞CWWSLIrxL 'QBYC#W^Kc"A=5_ w'S#@qyZr{53 loqNO$,qJ 5jTf(V/Y^nAo[?v,4ŹG.׿bpLIDR ՝wީ>Câ#Ϋ9C?^H>"A^H CnHܠxx10ި"ۿs#Tn:T!R6]xͥKf9s2 V=GFIG_ۃ}\IK+T VPPZ4ӌ滩zPZ$ш&~l_r%5)+ ({^f\ B q{kNwIl 7(nC#ɝ/s1{?[~e\ч)|D5Oә%>k$3Q|&1,.εhCM""p:LчHdW\I;xGR㻈!e9GmqsSרM4$f#}(v*<Y`Px^#EܰbPQi0EO[$1{v]h[UfVu { Qߪ)rWR\9(Q[bVf?~}@iui4%E'W!(*rth2EqEᒆW[wSwncrWf @ݠ(Oֶ9EEmCԿMxcӷc%ECT*M$Gub#@qqlbݒ($G(*-\VKWSPZ֨l,gr2LP**4@Ir$Gwlr4PĖWիՓDRP ] ՏV*Ա)E٢ c2X+NkfŜw'5֠:Ycʗ⼣gr$ty$%>[(Elm{wגjEޓ#wZyw=df4XҚԬP|4uCrus:_kA#wiUl! X7V:}]SfY$=)Fud#@k6th||:PfӪ1( (^],ZX} wrdfM$}IRAkAܪZ6-״WCg.׍N$ PɑIt3iy5(f( (][i[PWrwf6&-g ݇׵aTNU&d`fs7R =0QaƢUxmcD5a-]R迒s]_wf+VQ״G' ݟ꾚dcLuL:;n\Z]-v\N_BȖ(J-u#9mUȰL_Vwc^f&83$M4>3klM2cvd`k2Pܚ66~Xbۨ>խs}4~%}J:KҠM$=nf)PQ^[0-=D;}A˗KZZVgGb/4ARw4%LOtq)&K#弧s(|!iRms:3+iI/U4#ルi弧-XV(je(C`[lvX]T3V7 Iwg G}i說wwVkx%Ţ޽{orԡRKWkծeS@QzT69Zre8V*+qQa8L3lQ?G҉>(zz==ͪ!Y݇ҹsz N4Ƽ_(kfXٟ%]+(ΐ䈢 bfw; V˝p*Z]$Bzx aINOү%5uI/4> hGU&yGPE%TDkbywݟGg0P(I-yawo9WKXӲi:nư:hQ$D7H:: ~ty(,uǜ|1l|m1|CГOVOuKPh$u۹TԧCK@SGLvSsWb"_hGiCQzd(ürlM]KxE@@VtT{oQ,(&7?ݫp690:cF.#wdy߻^A͛h N"28IӹOS<tͺr =G65t̖-%u3ZY!I|Nҽ5YIoQm)'[mz,uBN#w?8]v6yKv$SHTf~.HevM]Lbפ U|PɑuR*Ӂs(pGb~>Iw)&.%=G2Ds:`Zjw _*lMd[6{RPʦjլ'HëO77]av-ϰQEώ֟/*9r~'Ӄ #@kl>n\ SV@r>mfK{ٰR Re9Gb׺UQcGr$FIJd,"^2(ÌE+bEmiAyX-^L,>"InHRR RunkUl1P,&|>[J*k&iH֙Yyn2<3IJFhn#@'Ftb -?dif<9 PE$u1%!{ybbTAe/FQ=".#wF)>Խ] 5)7M7D٥d*06Yrdf_p[%M[w_V*A*/3lO:h:Iof/KZ['LZݱ(Β8df)%FQY*3+ ` =NӦI V$kfgٟ$u/Z\G W@sHi֕&{֮zSFaH̬C,A/(: 1;! Pl ٟ3[W׺f6NUURYl*lT) nAJ2Z} X7Voņuۥu(fvy:hO3[=G%5H4z4GrRVMզyȸOF iiRKfh‹KH[TUݯ(Xɰ:($)zK5[L)ƣ>٢ K_' 6䨆!AMws}#pP/(;e"4I_cffr@3H5(9MG4D2IO{^DtY1 5:7aE'zVݠyװ@qafgYBRv,_mCb wKΝ"(͇&GrP59(ْH6gt}Y4T(\ Scz}O iC%Gt;qЅb(ͩ[SW힛(~VR V-ҌWe#mI}1Ӷhl7RR|)@IVw7_"jtIH?ܦ"iW3gfMS` 6|{A%eNJPM4.$Vi\RZZӟΗt~&I{g1K:@éS^9fs=JyqCO7R9+iԣկ lQrTH&)1Mx5˼ iiC5(W-OTSo'pIë(JtGJZ׾/W_lirܖlQL>wW S8G55_Qb \-9LAdf=E[2U)s<=VN; jWkXg$afr|JRqnG2Sw-i|q۞DQStP~LX=kp8IGPzaw‘(7pnu?Ed$kn5i5)䜣r!K=pqQʦrپVNSQDI*eh41Q ɑ֯vS{fPfxBz%}U~>#Bi"X2OΓ#JWclM6jyf6ƙ >9txqZ@zMlϑN\.slc-Vsfau]"iI/Gl$m.1*t%͔=CntO7="*֕iq>+5ETm4}5aPhX5sf6 4Nm]N4>1to$F<۠#ռ.8gvzJ؀Bսz3Gn6RQ73/13{ Mj9=$._{)3ifm4H6v;Lzie;RVHA}м3.\¬>*uwz5oRN@`pS+IIm%=\Sk*E5qQU f /)ݻ#=pLL%f;o;k aJRźvgf/^VDʻݳx{ՐCcܹs'G6^27chm7q#p1 ٔtUJ#!WݍLG]ͬ5t=&bff;$MhQKv^5NǑ(uTnf1_iļ" ¬>rA)h$Uקwݣ\}$UI6Eyrq8"Fw/F_}*U M7HyIG&XP j!&Z͚I*ÏOِBݞ-:0ݎ1?&t%9j]af}ͬ}W² gc M?N٣fjS"99G#$ݗywIP8hdcUipBtR{ȕ45l_CjJ*9ZJe3w_("Qh4q?~ʕR˖@)NIOH6XZ5kj;ff7٣fBd6qtTP V344۩2slWEnp 5iI=#cC"QRSدIZ*iJjJ Td_vlB$FQ{85o.ygGQ5f3I.M˷ xmf6^4f6̆wM6IfvLC fV2弧RvB3ffr aٌZ7n\'JSJFXB 2")5" wH?孋wWy'O7i6]1nԐ(Gos;9Ҽu3ل(H+VS+u]wI{Uwb'^}U7OZFjNG2D: C:(t uL3Q}6z[I%ݕ)у$)z^hh۱R\–;# [!Wnu:TGM~8߉H?abx朦7;oѢij1oC:$aeCt+P[:9[wO}J.}cR?v WOziۤ6{{H=5*Gt*m+UVJKkf˥eˤK7ʤlk_yee'5%[PH1N;Gr`Z—%}1OHUQL*4zKE{./.*U4}Jҥ[2l(8<%G1q6/5myGMqxt㳅H4Ht!qM'Gulԡ̬}\OKt.+6x7( lq(4~Q_.D:T/99hFU߄*Q/svOI7DIPZrԭe'p=`'ٳGlrj4ds4#Edfjnj^ź+Nm3w>:9+"bhSOm#å~6{NQN߾N>(hp$H=]vj2%y>+tI$] R_?u}#͚-U**J}OµnDZ5Ӕ ltTJk$}Ei3QɑRź-N#LJ892_װ:NšRS9?"iI]!Q+MB`@q'Fnt659Q@rTtl^Z7I HwҺu:VI4lԺԢEI#Fg$GtȮ[ nC4 "\)ֿƨQ>H\"UUI']|Կtg$Gߡvw4zbh>lYۺ?taGD]']{K+]4gt)a|aP/*Aq8'U0(j;JM~-{ر 'HzI?.ucڴU Z:,iߐ8C같6sziiҤY ŋ7efͲRCrk[פI7k[iCՐ;voOrT*ڶhwcg; }KKfBDRrIRVĪV*OZ:l{Xҗ$EIקO6yYZ7Oz-ix7kN Y$v=zdHP7j͚O"Xb]\+c7V,;! ғOJ'\s5itg J˥9GQqnSwd* 9¦7ڷl;_N0 ÑGf=Kqw-$G؜M{ s4e (~Q'[孺 .SP_8'k2u 4)zj\Ydx⋳U~b qQ$H1.)(RT+BQᒣv5?>?U~_fo[7I{wY֐m `_o"*Qk"NHx1u|h֬ҫgG:aH7n^YF?Gԝ/Mի} mDeeާ8^F!:*j!^4=oTҠ͌wJ͹!4Ig)r%}>("$Gqg$-'i$WN׸I% l'Lv}mImoזc+c-cf'IzTygulCfvM{ 9ڪĨ5]:u7̛7oP'T!퐻K:%D;$G[tMS(3)ظoVM/7GX:w7 Czx3D;$G[_w.7Jz0 2Y33jWI/W6̚"A?v4{+)@Q&pI,$NnISyԋ}_`{pfvGR)RtA&IKJҙސ' l0 ,`&FV* 9=̢Fmx24ķb@ [c)V?'>ĠJ\Ҙb@ ĀO d1H(&@ 1>?1 |~bR?rVٱf6&esffsll޺f.wyIF{ٓf6ƙ%%fI1b>Sjf*?^7Qc@;E;E;E;E;E;Y1IޒHH?롒46o%]Gt}`E3IR?]o-9K)&UDK>TJ1H*_ }1GDu%)))))ک-s4LdwJKɍ3V[z\.w_S"F)V vQ2I$(fx)zJ:A-`TRMb3#̴Ttqn,K)J'*ђJzK-I?45fv~) hhhhhhjSQ򅔺F3k%I_sfVR1p 6v3ىغ{l/vYf K۞>1qR9WʜUBuK!46.f$58wg$[B1D443Km%vvvvvv^38,IzN?̚El"F^n NY5pJ4ӑBQ&J rw}Kl4ֹ>'R hhhhhh BJ"LTn#c4ץ, :JzBқC㿛b2IqY_4:-ǗX jAh֗L >yUJi9Ue\nWԦK/%P/l[.kfc2v ?3}o&zzffSgfrZvIfZw5lLZJ/Unf0qfhE)(:- W83ᆬ>Lo%]?{ ~_q%i4StU >HbIrP ܝ(ulaTIGfDһKIk^}t;<v ۇr]Yw} h#!:3tyIg럒\/+{-o!|)u'3;+^J$N*63TR Q\Z [4@ /v _sX>hhŰ:9# 9# 9#XHEIENDB`