PNG  IHDR V%4sBIT|d pHYsaa?i9tEXtSoftwarematplotlib version 3.0.3, http://matplotlib.org/ IDATxixU_C7"KEds(0 :" !g\t|\dDpCd\@E\@A6%$t"4$tR\W_OUkS،1F`@Uvء:uG t8pZ"Ns+WfSJJJCI(J^CURտ5o\ ,𘞒"ͦ+WVKu: ґa ##C6UF yٳ}@3ͦnݺ: Snd*CaÆ)>>]^ĝU5k^ziҤIڳgO{tA}NJP>}JJJRNԠA9NhB#GԯZr+V5\f͚)**J-[ԠAq aQVdtVts*ݻs7o.áFꫯJ\.++KGVt:G}TG-6g}x@;vTݺumj̘1) &kw}T-[[o$/'GqW/~'կ_?PaK yU 0b}_nINS_|^z%͛7OWV6m<:uFڵk_~:3?k޼yzwh"]ycʕھ}l6>ٳ'3iڴq:s5XСCk򕚚j$7xw}H2?G;Mf͌052C5%Ʋo>3dS^=Szus%H/鸕'$VVr<7GVPP`Mf.2m̅^5Y99yLv4gy=z^oǹ轷WU$&**ԬYӣ|޽Fˊ-kl6i׮]u!SzuӮ];hӲeKSPP1ۍ$׿k=Ǐ7k6qqqe O6ma^O֣G#|72e6lhbcc1NNQiݺO/F9Kgرzfm,)0mP@,4qgk5k.\Xjs"ѣ9믿^jذ$)33SW\q~]~1brrr{{7onw]P׮]yfuAw} yfM5n8?^qqqwСX׬YD׺u4e}ϋ5:q℮*:tH護xb]uUe]ZlڷoAս{2[oUƍٳ5dȐbg͚%I1F={,׺̙ǏkȐ!R5}tZcZh/\~ݫƍ{*++K?=rH}ku[<_d䟗@7ou***ch]zZ|׸}d_}&MzJg}vũq /w@1fڴiF&77]l2eӧIꫯ68*b1;w6vX3a."wY^^7믿n޽{E9rq\^{]6MDD9~xi1Ƙ$#$%%^y#~mrssu]g$׻ˋ8qFwyAA|׿U,6_) V>ܹs$3`ӪUfj׮m f}Qӷo_SZ53`srcǎ&""c>S#zIg)6O>Fټy@ͮ]7p&Mx .4ѣ.7b#ɬZuL0H2cƌ)6رcM6K.q_u>_Om6*zN#E>/OEܹsգGq4h~X-[&Iڷoϟ-[z풶aÆ%Zھ}zDiɪ[̙u܇{Σ;֞={*..ԞrN6sLIvwy=>TrGܹs@*u9##C?.;w>}hѢEVfMMp@}'r:z5yd-X@mڴѐ!CTV-믿VϞ=Ǡ[nj޼}bA 8PCg(ԢEtEy+裏iӦ>Mg"//O?=8K-&&clذAO>5jzc*==]EY<޽e`F,%^ڷo_Rnnׄb֭ 5[ׯ1FݻwP|7JZtEiɒ%ڲeԮ][ Ŗiڴ֭[Ӻ7nܨ5kcǎŦuEӦMq+o5jf͚x]>{lEFFov}璤-[x=fSAA~g]tE:iQSJَ}qy?C6mҙgɓ'~ I詺tR,..N͚5?bcT͛u59s׋iӦiȑ?{G5͛5f]wuz5rHkIG3@ͦ[oU'NԜ9stwթSG{?sΑT48qĤݟL\. =>e۶mdܹsUn]W?'|ҽݾ*|X+ުpAS?^z%;`E6oެ#Fӳ>.ر,X:K= իǏ7TZԯ_?iC ĉ{$ R᝻k֬Yzꩧ$>n,\. :TsСC/軠;E%}gl߾]ݻwWff,X+cz^^nv]p%v5]cǎIjԨQe`D,4R4_% *WtQU0rڵ%ԁQN߷o|)66Vi)j_l㢇΋KrѶ];qN= /,u{WXQΣf)::ZRK%7n /|K.U~~jԨ/:|mV:ϟ,9rD5k,hXkq74hZn=Utˢ7{u֒{{Nm6uMлᆱ^z'''G۷o׆ ܝ~e[G@poto߾~U͔."EDDhŊ:qDͰ"""z3 +W#<1ѣZ~|q?|XB_ufXW.6iXQSkT^=͙3G&LЛohcK.Dn:~M*Wk۶m_*iժUZz4h=zH*침m۶駟Xzuvܩ]vsu7SKY$|L:SE.)i.*y ޽[|M)SnFK$yc㏓Aiƌ}M6jذ֬Ycǎy}~^?[lYgͲTzZf{ S{)kxNc>ssQx˘žN~&>>zkҥ?c%U7_\`cgm"##=1:u #G4SO=UxǏ7͛77իWړO^^^[J߿d?o$~شzz E]dWCvi~'Ni=zw7KիW$}~ݫkj۶mҋ/1n$u]oJyڿ6oެ/BsQ||rKuM73˵~zucá{W'NTǎէO>|X|v۷{GׯW^ԥK9]qg Rq@oVmڴQffFluI Ҝ9sԶm[W5O??P:ujM^uc4t獍U߾}5g-\P7x{ڥ^VZi̙:qnb#99YgVttZl7~y||y睦qn;?;Hx6N#rK/d.RmviР۷Yn]t\iӦf;v:ҥKK<%%^)Z׬Y-w!3j(ӴiSp8L\\yᇋrĉ2劵; zq:/>c*;[yf=GYonnrss=֓z9(p3:3K0$nPj4oR9Hvv7otTj@QBBuluիkݺu%& k׮Uˬtt+[. P¢EoF[@ںu^͙3GrKN{a+//OÇכo)~ॠ@|͚>}GQllH@|wZhv)IS^tW>w\?3 Ǐ+:+y ^}Qmٲ%С(C' Ԯ];edd: ed„ z嗵lٲ@! $ [EEEyc{(BR$ }l67o.˥m۶PX#,BCX< 4"VG}1^]82R$ yyy曵pBcTvmIRVVyWUZG ¢ `=ڻw233}顇󕚚0Ӟcԭ[7M>nM+W,999Uvvbbb*!R |rw@ݫK.\rW'ORR*8 HӦMrZJM6p'Jv{":t~m1B[lRAAl٢[mVU*/^tπ\. >\3gΔfSDDa^UPP ciӦ}UԆMVjj IP _ nxvf̘_-/"pkFw_?rUF-,Tz|w@{WfiƍU ֹ| IDAT_lRn]l2۷olӼV& u+&'O/,ݮ[lRkҤIzWt z;vZl^$ Ew'^O.Zkejj{oe.#*O}?1W:%4*M @!`!`!`!`!` dذa/J_jذaF$!̘1C۷o/qzzzx #PO@ʲgEEE: "@E{z_y-[|YYYZl.JYoJdKIIRZrUtYX-O~>[k{-d!㏚7o$f/І ՛\IR~~eٔlדOٔR~noJp}|t|+;osV?+u?Z:g 2cBٳgkРA~ו+OOOWLL$q:˳0ڻP?bYb9P~c |p:QBBϧ ; '+((ƌx>''G͚5SLLbbb4aEgԩ;ַ۲*\*_0ʎ۲ϊ|ϾJfOI ց.۳gjŊU&M|+22RNI&iرʕSZ&]*(P(mYW0ʎ۲ϊ|Ͼ@7^g:q&M1cƸOMnf?Txע]vڽ{"""ŋ[n;''GBPȗw͚5ݻٳg]Vy睧'|2( WΝթS'EGGkȐ!ڸqc#P$ڵkk߾}cǎiպꪫ###*<' ^.2?Q6mxb?~\}qO}~@ dɺꪫMsϕ$\.͛7OW_}u CB>iժl٢QwO? /\BުD7Nnx 4iu/$effgնm!) `޽[]vծ]Ժukm޼YG$խ[W/vܩ)S8R!<:|[5h@ 4~ 7? PtNM,YQFsΑf+6EڵkW"pO@;380 sg}V  .0"% dz뭷4ydeggK m6 l[8qnG Iۥd,k:/P~ KR0a3/w}W۶mSAAZl~E+)IhBO8P6b:B%|s,9HV@ԼyszK/顇+@KK6 |/P~ KR0a \RjjaƝZ F́[G(b%)οouS*iΗ =99Xr V޽|RJb{UNܽc~q1bx  aHR͚50(^i$!!k/XYYYV5pDT!tڵXbTNlR7t֭,3fH=EGGVZ W! HFFF8ĨiӦU #{͛Vm@|πԯ_U~*(8Hv$I.WaY7c?1p9޶Cs#ǁ ; ݺuӴiӔY|6mufM`fKɒYn{,'Pp.vZ:Pg(TǎժU++ˊͳvZu]ںu6lؠs= nxN)/Or8_o+b grʟCq{Yok?B|B2~ӝwީ\-\Pf… u1qڸqP-rIF;\ʟCq{Yok?B|B 7999:|+T(6%(GB?r:$oyO+\oLL I,I@?kڴi#,I@F7xC7pt:uXZAƒd;/[:Aʒ^l6:vhŪ1K>}hٲeV @$IJJҎ;]6lob/͒q@""sl6[[/X.hINN.5pzЫw@rl3 :v옎;U _~E~6lZjVZjذ ;wZ͛7s_Wm]>sL}Zf>l+ $ ="""7ߨ}Ӿ{S=,X`E8"%Eۥ$)-Mr ˀ@ KoJq_=1󙶢,uXkժU5jTCڵk{G+W"n%p KoZ+ϫ`ٟϴe@KzUƏ|gyFƍӑ#G:r9zr:9ޖ W(W?i+N7oS_WffvڥoVs՝wީ_UӦMSBBBUR.4iƌ#pԊRϞҥ\.[@GdXz[8_P L[QL Uqrl@˖-?7zwA?ճgO+(ӭ _-KJ}7ڷo{܏85jȪe HFt*I@fΜ)IaI?X{VNcSO/￯ku_|ߵf͚b޽[;wV _n|% $͘1Cw9.3(::Z=\~HҚ5k(I۷Zj%Iںu.\(c,YΝ;nwAdرCԲeK]uU^IIIZd;&gD?^۷p$ o.j$Igq""e/ϖ"[o鮻R߾}i&IRvvϟ5lP 6;P,7++KW_}KժUKGս+IUF!Chĉ;55yl6]7eI#F7uAZlz!I=zV\ouvf#&W8@,wAk…{׿U6:K+??_۷o߯.Hs TKl%$$8ĉϯEDD(!!A׿Ժukws/eIҲeK}%N_d9*YW\EUIǒ;믿sͦ\;V/]wU%^~==bA’^>UvmIҠAtA뮻+T̙3gee>uwT8vҁ׬YwyG[nUAAZl+pݨ_%''z宛^r\w@rss'(>>^;wVΝ+be6MuQttt <q80`L;돋xyf͛7O{U6mtmqUl6nZ{ /֮]? 0@yyy=;Hv$I.WaY7c w[E`=ze˖JW˖-=|q>}6mڤI&iΝ0aB7Rrt{Kg5p|-$B5j/_YݺuS||<4ekڴN7]tR%&&דO>.[~ %?)I X}>þ}k[P<.6*|r'9x5kQ|rl6ף/qHK󃟗W>))|  |V};oJ} ɢ&Xe\E}аaC۷ϣlժQ?|r!Q)\.)5W?dz=@aj}m_ZHRYM6i?:O>zw<}衇~(z¥ `iUƍ/X[ֹ瞫 6fi̘1]`z(J`EDD(22nDDv{HsO?Յ^={SNZh.BV\5jh}*J$''f.G}T<ݺuӦM*u*.$ π g@rss5{l-YD۷oÇ֭[+11Q :{N'UzdӦMӧv)cbccUV-9rDٲljѢ}m۶¨09r䈮z߿_&LЮ]t!O>٣뮻NGP*K@O_~E}{15icz&M4f}JOO׌3*Aʚ`]}ղl}W/^\TM ֦Mԭ[7ѣ*K@233ըQ#mذ233*A\UVͧyO5@q@222_9_zzzU HTCl>kf媊P*@KIv))IJK.*Z@I@>}>ۥd'<)5ܟ2o0ґCw@@8p: /N)72`:FKK4/T񲤤lv|UY/X''G|FlJN'lJIq)?d TӵOIrl3e>RǏeJ#ݮ_~YÆ +uޔ?XyzzbbbUq:˳0ڻPRt-%$$(;;琽2p@kN 8PFR.] H۶mնm[IuW(!! IDAT:NNgHEF [HRRMiie `))_C /vء\wR^999-B\?E/XSNM7Qvuj׮."8p @( ȫ'|7xC5uTر-wVBB^z%IҾ}4k֬@ScYdz~}YSErYgi _ٳ#ٽ{j׮hCiРAS=m*11=O?U!)LnIG}:uhȑ>333Un] <8Qq@KjJu-st^ZC ):]Xr饗jQVZUl޵ko2<^lrc?.%deH@X&_-IΖ$mݺؠ7""B6ͣS>N7|~; ӧOt)dC:C,C2$ ,C2$ ,C2$ ,C2$ ,C2$ ,C2$ ,C2$ ,C2$ @II V>\An%*cDQllppq:lH@ rIw>RS ߇ `&Xh ː ː ː ː ː ː ː ː ːwAQ3\B"1E.#*#I$JxED]+^[Q& \$^95 rDPfS"32|j{2;6cJc1Ƙp1c14a1c) w@c1cJc1Ƙp1c14a1c) w@c1cJc1Ƙp1c14a1c) w@c1cJGtt G$a1c1V"""UEM܈D"D "D"Hʩ߿CC1c1 Ж.yD&)LaĉpqqEЯ_?@VVmۆk׮᧟~zzPWW'>޽{0c1~4=(X<@ !!ӧOT*ERRRYf ("c1c#77vvv.S!6n܈s6<66˖-ZJ͛0222 VVV믿zr.r.r.r.rnGܿ֨q钧`=K__/^lr?w=zzzk2H%׀r.r.r.r.r.vٖ/Sb9;o LL̟?~-yU1c1G@6n܈w?=.L"[o71c15k֬Qu!:JKK SNŔ)S`mm {{{cԩشi͛--vq.r.r.r.r.cn;v쀛|}}U]c1X+5 XlU]c1st@`1c=Zt@֭[x:uJEa1c_'OFVVrssakk [[[(F$СC**!c1c PD"H$j5"yyyJ*c)L&M%Ǹ}6O>UZYhZ;kZ}UEmT/>Ѻ7j M5!ÇXt)===X[[cҥx#((FFFx1d!((EEE媪RD"D"/ HRմvִjZ;kZn{ES7V_MkgM AMM N8*TUUرcY.788C AYYJJJp媪ñcǰb $''#99+V1w\մvִjZ;kZn{7駟PXXĉצśD"J\\^}UرCr*w鰰yEQQ{Ar܎ׯ_Ï;99j쌬^Q#rrr'"8995+jZ;kZ}55-]hԩ$I$ H$"XLӦMǏ?w=Ηd-. urrjq`\ߧsŹLׯ_o2?;;.wРAd3gh媪TZZd;w^r55Κ۞ ޗ] QQQHJJBDD,YW_}PZZ͛7O?Ett4֮]zD"`nn0 $"UbQaס%X.)\qnG|1bacc/Nعsc̙QȭUU}-[777B>|QQQjiiմvִo)Xݻ]3gw=?/ha6lEGG V!7::ƎK7ߤ (%˟+m777s "ZrqqQ\777&""T[nQUUjZ;kZ}55!=j1 كŋѣlll0a 8MFgٳGE߾}W/CCp)cʔ)$\/8}_x%?IOOmU+a``(dXƹR}Ss55Κ۞ 44h  _Mbr};W6ʽ|2LMMADݻwaffz׫]nff&ADDu,--QSSL&XꛕwwwD$}մvִjZ;kZn{7lG5D"dddbPii FFF DGG]nK: &''+L7sΝvΚV_MkgMmF߿Mc ;;"Rצ*L{xxG())w}>Ce~r ܹs2e \_\q.c1ڵѾM^~Ŵh"200 mmm UucLN[?V㏭N[WYrJ-mΝ;Xx1}v̘1YYYصk ȑ#N EU;vhuZ(\_\qn:nN EU=tPꖫiiմvִ6oYxt֍ttt(44rss۽VV2cꡭ]%%%׿/O6޽{~z='Ol=Vګ Hfr+ܹ[lHII,~åK>_`555pssϻ'NGtK,%Kpڵ pssCXX}]Ar`cc066'5ÇL<k׮.bbb$X=1g+~cccvD"iJj?fΜ =uuu6oLۇwyG^gL} z Ν;>}4Y&߷ >bx`#GlqYg ŨQ#F`ʕmP[[LD"bB`…Xnƌoo6;333r񁏏رc`b1^ >>w^FR)ٳ*XD"fYZZ ۯ_&>S rПX_` h̘1Edkk+h3]|222:!/l~!-X44Snܸ!9''FEFFFLdddD#G G.Xn`` %''7yfD7ٿ۷[26mDC>}gcc#?ekk+FN#Muuuh"244$DB") ӮmGZO?)ѩSߟPSW^ԯ_?233_V\\L``u7n <<|Tb#..N_3.\7|S+jcsA\\ SLAxx8Ə0˖-P3 !! 󋋋_UD-[CaaccK$bigϞ%߿#GҥK>~˖-î]`jjBhiiaтJ>x` =z8pbbbP\\bcƌ;v 3g΄ˑ??? 22R)wT,T}}=롯/hgB$aĈ#{BS[uuuDuVܢ"WgkffJX[[+%733b;F 777oބH$5,,,PRR"/_Fjj*R)|}}.h޽{`jjnܸ[nJee%rssQTTCCCԷ]ςuRGZQ7T[[첆;n޼+WPll#WJ˗ҥKt]hzJKKh@ JKKS(# T5Dnn.*!N ŤW^ը\e!CkaaܫWtge*>}m"i#!/\\}QDsAQ8s9s;SKF._Ⲁs.r.Ϟ~z8y򤠧qrr^ƹ˹첣` AUQq.r.(UĹU(X˹˹/]?uj4*\Q8W9s9s9E idkv'r.r.4hvG}spi᯿>er.r.G{5 1c11c1 0c1Ɣ; 1c1c1cLic#Hb0w@c%gD"5...J.c1~a1c) w@cZd2UCǪ.cuw@cL ߿000)f̘!3n|̙3D8pVZ}[nTVVbѢEq6uP111Dn0rH\zv$G"`ҤI8s <==a``WWW9s@zzzudeea055><==qazÇɓ<۾ BBB HDشim{{{ڵk:`eeKc0{ݻM?yɼua BXXg066nW֮] ]]]DDDkkk\p+V@qq1m:### &`„ tƍW7o#<<3gĦM qqqO0o< lOz* }b޽;<@|w2e `͚5ذa퍪*ҥK;vl{wFmm-}2 'Oƹs֭[qub1 c/ݻwVE֭SXOff&ikk+̷Yf5#???tJJ  ;;;Vxڵk{tu˗/'---yfu+--%]]]8q"d2O>(#9 u@.\;~8 *,,Ϗ'"7zhruuZ>>(7h 8qbey}̚5lll |vIDATT#XLgϞUG󭖁1TOb.`8yd^C&!((wޕ?z GGG f͂¼1&&& ycƌT*?N:ǏcD-jڎ40`*2d`ԨQn2?//p=CPPИT*mh;v,.]캜ZVuFNsujm>ɳ "";\:t'NΝ;uV!,, voXwcRuزeKySc/0Ƙ;&&&l2vvvm{!ƌeyeeeQ eiS)BCCk֬w@LLLw5pD-푑ѣGؑd_cjdԩBTTT_ىi{{{/ #N9rp ŋq&*++Q__{nj|g emnDt+ǣ2 <=04=ޗϷLAAA(**—_~dYMM =zu1ƘS#+PPP@HJJᅬ@XX1~x!77}>c>|&MBHH<<<#dff"11033k戈 0i$L0HNNnt۷cpuu{;;;ܹs/^ĭ[)Ґ?Pزe 0{l"..*bΜ9HIIa J^3c/0ƘY|9uVDEExzMq0ydyflٲ-'9%K9[nHMM두{NNN_ݒ#..)))2dN8'vjNG 0iiiž={P^^W^yFddu ,Çq 111߿?݋H|G0`ۇoV~cuVݻIII֭pN1Ƅ 殄c1c15 1c1c1cLiXN-ga+IENDB`