PNG  IHDR V%4sBIT|d pHYsaa?i9tEXtSoftwarematplotlib version 3.0.3, http://matplotlib.org/ IDATxyXTe{a7DɝHQ}Mq\*SrL3zK+L,4\B%q#DpAQqgfpuqss3u9"AH-]"zz=ؿB̍,bŊ[:Ҁ HpmKWB.] D7Z*Z}Y8::Z~R}iH$L8QO*bɒ%dx񢥫BQ HZdL8~) TD޽{W{=-a=,((oiӦrg:'77񈍍Eakk 777t 6mbExx8lmm_|iiiZ۞;w|QV-d2ԭ[GƥKt_t-W_}x뭷*aU"kKWٳgk-Y999:Uw)))/1zhKW,hĈܹ3j׮m<=\|9*W p9Ux;^~ex{{SN8p 222?#66o&.\#F`ݺuh֬&M4[wѣGQn]3fѬY38qVZ7b޽Y3f^L&imggg85Q QTn]_QӸ@իbR֭[EEDDU~O  ZgDDD1ߓDa£G4___A"OX/nݺinÆ 7BJJ{{cPD"k\۳gz rbܹP(믐H$}m۶pttL6mڄHf͂RW?"""`gg꫸sκ?5j!Qvm7ەn2uU :ސJ8~8`׮]9r$4h899UVﴎ }v _bOD޷cU)<99111pwwjgnɓ֭>}ѹROOO4joѣ;;;DFFb:_3g"$$r۷/;fP}JoܸaÆvvvh۶->mRR5g޽hӦ #F ##CѲeK899-[Ě5k z?@رcGS7"::NNNG-tR#ܹ]t/r9|}}Ѯ];`yi811Ν ~MY}7te˖4h5cƺ˗ϟg֭[q-uqШQ#3f _Ǡ>7=z#2%6">L>^^^'1{lppp|}6Zj???dggc5j._9se̜9 ,@HH xx}OF6mѣG#33S}Rh׮ @>|[FHH#GDNN֯_cŊwжm[:u -[Dll,O?aΝشizefee!** ~~~9r$nܸ7K.8u!0{l|7}6~m{rc۶mׯd2 oooh۶J%bccuV4l/"sN >}<9s&v^{ 7oT;w.fϞ ///K͛Dm' <ӧ|||'N`ݺu9rz[cKS{jϧprxzzEZ֭?ϠJ:?ؼy3n߾ [[[4j۷WK($&&رchݺuOd6CDT*Zj%dggk{w_.۶m@H$ݻ充BHH`mm-xyy NRs"ԪUKc_|z_X7qD[o___M8{v$0duIa„ R:˗/k тL& ִi±cǴ֩uÆ 겔u-Zc,a˖-qqq:na챔C t]iɥKgggA}|ƌW^Ç+++[((((>3fϒ%K´i4+\JPjǏˋ} 駟ɢ"uyAAЩS'A*juQ}ׯZ"HR_PχM6˻v*.\cKS=z7oZ VY͎t  ޏ P~}Jt钺<##C jJwq{:tZ:Ǘa߾}z? >$2#6"-[Re˖Ucٳkjwܹ\.G~PTT!Cqu֭n޼ф@o߾h۶Fٜ9s`ooxu? ̚5 6ؾk׮ҥ 6oެl9WPPV\.ǸqC**  BVVva{>(3f le={͛8p """R ,K/|J%֯_opڶmsիWCTb̙QcRVk_{^<ׯC"ۻmӧŋ0aի.|vܾ}cǎN]tMwAFFz3gܯ~zIdFlETM%&& [l֭[Z͚5*UV奱8~8222D;ܽ{ W\AXX<44T?ݻw}mۆ˗/gQ-ZT8\ }ΕI:m۶ŢEpI睕HxzzjmߡC]5Eyg 5{UhJ6loݺ˗/#((H+`@~~>飯35/G!H.2d~w4oÆ CN www{^<;w RiO>_|(,ZCLL \>Lyꫯj)}>N_)7em ʣ/xZ[[ؠ}Őի窿+Wt)o{Rg)9˰K?T*E.]駟:{^<D NQ}g>}:}YرC.·;;$yyyѣ70~cǎŔ)Sp!U!\wK BTM9;;xA+Sfff.&gl&]\nΞ=I&aɒ%[MʢUHk]YM'կ8痕sϿǢOyX9YJ_07c?[U۵k?MÇΆF1x` !!7nD||\usTuj޼98}_U=)+++ٞ?^JZPN:uʨLuBT]\\ЫW/Z  BZZnyiﭪoYjj1l Uh޼9vޭϮoƉ'֩F"(/>}̚5B<{,߿@Uw}DUQ55qDH$?^cN;wp4[j]͞=Ô)SЬY3ٳܙ_yo=ٸq#?}j܁GϞ=Yfaeƍ:,޾}[=0CKS}ުϟ`,jŋ1egϞ ½{peNSKzf͚W^y@rrrb &Bvڅ h׮zT+WIu;wDLL :w \HtMkd2_~h۶< GhhASNѣG?@ǎQV-ddd̙38~8mۆ:u<4jH}~7nL&Ö-[pe 6L#1c֭[#00 `8y$:t蠞Ҕq=`kkݻwc}ᅬKŋhԨRRRp!t v[_'OD"Att4>sm{9S<&&C u]"-- 6l>S׏9' JuvW@ӿDGG#88HKKo{W^GQQߏH ˎLD7ʡC-DFF Ƽ>c}5?Kon:y悭%7NcҮ^*L0Ar" |"!*G(a˖-zڵkB~A"h͛7C -߿y@o[$K."z70X!<3BVV0j(KBDD<o,BLLpQm˚D^U ɓ' Aݻw QQQ! >\HOO;RV^-tApuud2/tQϴѥbiׯڴi#888Bf̈́/B(..bcc NpssZh!|ƒkyi_rgt=TW^(tM8uT:'Zt[=>c!,,Ld0bV5KYKx0zhqƂ`mm- :tV\u>o-M"`ҥÆ 4P ___>}Uɓŋ1i$uŋ/a /ѣtG*}@5oÇG}чF,P非\rr2~̝;ც$!"""X`[Xv-Ξ==zWcddd`޼yLb!"""Wwݻc*uݻwt5}@}hCCCqy@aa!MuAP[nXlYf&"""""ݪugy7oT/2e mۆ 6HOOG-X["""""M3-~͚5ر#`ժUhذ!ѪU+sWPȅ [[[DEEa@RR=zΝ; C@@97( ( sRwҏ:߇Rݍmiٲ%7obΜ9h۶-N> d2jz`~%DDDDDd4\WmH=nҤ Zlu⧟~]9sLL:U<''r DDDDD5Ynn.wj@ ŋҥ >|{igDE.C.k3Zeu_֣`K.VZ ݫ^k׮!**ʂ$""""zU; ӧOGLL ֭t̞=VVV:t(\\\0fL:U}"..QQQȂm~:;w HLL`ŐJ՘,΄npqqANNÐ>"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2"""""2@.\Dɓ' 1axxx̴`-cǎ4iQ>el۶ 6l[DDDDDTÇcpssS`ŊOѱcGDDD`ժU8|0-Xc""""[ &L@^йsg$  ynn.EEE&9Qd5s iii4iv [[[w3gV*~\7KAPڲe +++uYqq1$ R)vڅΝ;#;;[.Hݺu1ydL2E~uSܹgg; """" 77{\-t )))e/2oN:޽{ HMMŵkwrr\"""""2CU5jQu1c0uTqqqBV,Qe"""""B5 Xx1R)bccP(Э[7,["""""zU> 撛 2۰Ȑj=U/ DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 DDDDDd6 yyyz*_盲NꫯФI8;;QQJ4s IDATQرcz}aa!&L8::"66f'08( [CE@@\\\z2d֭[BQuc…HJJѱcGgΜL2۶mÆ p^/"""""O"P999㏱l2 ,, W q$%%pvvƄ 0c X? ֬YΟ? ȑ#hժAͅ rrr\U'"""" ~.o'U{= 8k.s7n`Æ X|9-[wVF(..Ɔ ($%%ѣGܹz0@ȴ ۷;]6&Oɓ'c֭OT򤤤 ** ptt͛dd2jlヌ S(rssEEE(** """"! f.7>LZC"99999ظq#FTx ,9sUA3亹> *ɐJhҤmN:AдiSkiB;wFpp0N:!;;[.Hݺu1ydL2EuSܹ> DDDDDͅǓCo 'N1cp!P*P( ݋X@jj*](Zְ6"""""zjrlaÆ!55III022 e͜9=z@@@߿5k`ѢEصkt~C||<8|Q gQ?kfЛ_ᵬ,Ky&\\\ФIuŋC*"66 ݺuòe*^DDDDDA$++wU2+\okk/_~eׅ cL,899=Qf2(DDD`ӦMpӦMxJQdP3f ;w}f͚cǎaر&,2|p]͛7ѨQ#899HII5kc͚5]o(XDDDDD3T*1||Ǹ>$z pttB*5JBDDDDd8<߿ΝCnn.׸ DDDDD4a!""""2!5U  8qDe׋j Q\\DEEW^xAe׍jrÇ~;xב3gΘ~DDDDDT@d2gLJ,ֆlzj <7nD^^xzzVv݈1(lW^ō7 ʮ@ڵkWV=)y@l }_eѷo Ujrڴi͛c…8v vHLLļyФI7nI+IDDDDD5dԩ0`gy0j(`x饗ꫯ[`"##ooo HMMئ&LO"{ƍq(JcРAڵS1dDFFo6N>g0~xl߾pqqĉ!Jq!#77...ɁseQgQDPGxx*j n݂78999š5k0`ѰaC9rZ*w DDDDD3ژd2`ɒ%U.IIIx:w&,, zBBP?2ODDDDTrlTH$Fvvv+UJ%&O6mڠQF d2jlヌ Y`̙U "),ӥ~]7%'G%U"0Pb[DDDDguQwСCTڄ pi$$$<~fΜSN:pvvfHn]$ǴLkQ(J  P$ (H/ 5z"""rY!,, ]vE`` 4H$Xh*Y'_.Çq= չ/\\Unmm kk?*< -M b(y93큀NiS &y@ىCn._V-޽@lp{""") f6z,?J$[ 8l޼GHHzU'k"660vBan6lG3\ܽ[T R; cW(KaaɶÉ+PTT>Έ>|ؠ`>oVv ??ҵ)@fp^ud2uksgqRHU!SU0j(DӦMڵkP(Э[7,[Lo1T=OVW7"#ѣ!CĻ5AApF/ CZ'j 5سؽطO|oC@ҠQS90T 99uݎ<=^^~AĊc@gpTN0ҩcQUR)N݇!L4I+իؾ};6l.]TԻv Y]*6y}~d@|H6l/wEEH!"""m&mu5nK,L[Q%W_A`3Z~tsc{xS(,lv#K;xxuk~U .4ٜ3о}I ߒH?k׮ӧM[P}9tƽ{@x8)ȠM'{@t:dSꬨHJ* $G ҥ е+mUJ8;;ҥKޭEknA8͛P?;'>fgk^T +Us82Cy#x{?c;bXo_{MPޠA75в8'JBBI {q{wYW˖lEDD0 .wްQw@^P W]aM͉*D{HVR JVV%t0oCKqqyJ`VG>ݎ]y~]sU3ҽ;ЭPkIDDDQ)M6ls{!++ 2 6mB+V*G*,Jz(`ȺR)[J,V-%6n3>\\GT\ ?).G߃&M0ҽ;Ц G=#"".*% 2D+H$!88#Fw iaxK(b2]DWp}[tq vDD/ n*df:u* $%ÉHũXJOhNb +;󀭭kJDDD*@^u=>IIIXb-[f|#'ػW #;wׯvvP=z~s-?_w߱;wfj`e%~ƶcXrypADDUCT~Æ ӹ~6lqBT5 plI9xP^0ҡ`j?0E\ى#yzbHTP$)b߰#T; Û [ J$<#.ӧyy}b7/Ŏ˽rXCEz:pkݴẝAĘ~9 `bqN "" ۷oWZݻ;v ""t5$"*##.w._־AYƒɀ54CDfrr:Px2L?SmE;ZDDT>ܹsJDHXʩ G0a/+dNN>G'*9SMo$q2KK׌ e> 5 /G❤sc9i)Qu` 0t'.?={NjM~5#""S0:r3R@|C4o)))Xh^?SNƍhҤ+JDD$s\ ?@x8yf'"'ctIII#`cc_7m-J-Nt8aQy vvvWWWrdddҥK!<#N:c8wȳ/,:ODDU$44J AҸqcP*x֯_V,ݻ ,] +"kFDD3:`P(3gb/ۇ3fDDDe^pA|7 ~AegBeشiлwotu8΄NDT}]$vRߴ /ڴti% Q2٨P(p#<c$%%͛ؼy3^xzA0{l,_C6mW_!$$`!"ݺ['6:~psxʋ ϗMg84nUsrxC@YJC}|sIqqr2ϱO@JVGaȑX~=AD"ݻѱcG^,sӦK` p'|pC]bѢEOбcG4i{Aǎ*o$&&pH$Daڴi>}: ''>>>ǐ!C /B;.^ l(^>8:ҼKR#'OjP ]w6ll,SWҖ[2T))b_@GuaߤjٿB!ZU0R-w띜JZ5hO< oPPbcc_`̘1~ x QJ ǦMLPr 222йsgu Zl#G@ !;ҥ֭KFŋؔR eט_jpKq[[ٶcFM6RS5Fiϊ33lT J8zM\ ÁK.ཽ-[o]rqfJyS3|xx'%unIiecϞ=:t(lmm1|pdddyz_cccpD_ hh^ԩZ ocǀS$8uJ RRЮR $kW1<>>֯2l!!+> =]ӧpΜΝXL A@*PEhZ,BjĐffBwwwGNC ҥK1h `իvZ̛7U6 ___@ff&jժ.D3sLL:U<77uԁ3 8Qfs/"698PU"b>--IN 1QeP*%кuҢEfJf͚Ç#** M6D"ol\|;vTw b޽Gbz_'uNhmm kk?*"""uIggukqQ `\- DGmڈqs\ a5Wնػw/V\7"00nBpp0f̘1cʪo^^.^~~$''rHǫ'"op=DGGcٲehРax|$$$C_IGdÝJ N:WѸqcu;wÇKBɱcÇܭZVJ. FϘ繹yȺuoP\"vXp! f.$"""" 9sPrp8ʞjGBCHYJ?oT, 8\cǎExx8ƍnҔ˗X|9Fmn$""""JqOU 9w/;<+stgxJJiU~}?1Çh׮nݺAb!""""2!M:tje2tkKDDDDD5iӦ|/_F&MRDDDDDT3=Hג%KЧO_L& 6Zb~Gl۶%9IDAT""""> =233qu١N:4N:|G5]̈́}@ gw@R)QZZSX """"ѝЉ*; *r IϞ=bDDDDDT@+`ΝzH$Ŧ)U{F#G4iZl ʨ@F̘1ͫQ ft't???y> atDDDDDT nݺDDDDD3:{ꫯQ!""""['O3BBBУGԩSGk,DEDDDDDT3= TZMEDDDDQ bDDDDDt2:ʨ=* 4&3d=(I ܹsVU]]-??.\v Ȉ#פ=hׯ_ק~xG[:x;^.͕r!IW_NݺuswM ff9V$VYp垹y,h&Y~+=W] >jStUZϟW|MzzRSSVUc \ >)Km۶Utt>M4IE|RRR|bbWoݺud/rx2[jj5x`=VMMf̘$11QSN}4窪RFF***4h ٳthRRRn; ^@ƥ)XvA!!0 i LC`@4!0 i LC`@4!0 i LC`@4!0 i LC`@#k'|R۷WNsY%$$} … U[[krׯ_3<oN ޽8rM>]mڴ믿HaW6lueݻ5a}֭$)''G/VUUڶmVU]]-??&hI\' 9x"##CƎ^xAEEEz|ffsl[VIRmm-ӷFr"HEESخ벲Y~+=WMIKKӊ+8ɓ߿!==]mժ`1 h&7QRRDŽtݻ_S}cXdX[n֭ͥ%W]u``X111zTYY IR^^$pMgϞŋuYȑ#puAcƌQDDM7xCop0G~ oRRzz|IΜ9^xAUbb/_~WS^u?{d1 p+&!F`@4!0 i LC`@4!0 i LC`@4!0 i LC`@4!0 i LӚ9sBBBԮ];iɒ%~ӸcǎiذaQppx 7u @Z{Q\\,ݮu)<<\'NٳUSSUVIVƌxzԩS'͙3?p2 pwMaʕZv Iڵk/Bm۶$iǎ*..vVUh \)X V@@c>|#|Hرcu)]t-=]Zfc$UTT($$i\n:w\86M6ͱ]]]-IxjkkD@aZ%IwdլHZZVXq1'OTeeez3hu,eff֫7+W߿}j HUU.\p1iU_~H6l(>}VvkȑxKO@Ν;H=zxYVܹs+i?aʕ+tom H``][VV#F(::Zׯ_֍7ԦMIR^^`$"ؾ4!S@}4-SvO>nEeeeSϞ=j*UUUB1SNU۶m5sLw{s֬*//O*--75֌2ݻWɊV׮]wn$))IIIIG}tSll,߀&bXd+iz"t-G LC`H֬YnݺUVRzz[CEWXX֭[VcMڿcɓzwճgO 99Y6mΝ;ձcGUTTHծ];7wxt7N={ԕ+Wi&(77ݭcǎ%K.W| ؼy~_;wܩ;w*,,Ln Lk׮$9ׯ_$<\eeOr+**J=z[Fi!0 i LC`@4iz$wp#x 6KnF@kv]׮]sw-Fmm_6hۧaÆW:uĉuI1IIIݻw.]T^^^N5///wѣ>*Ţ={ahٲeѣڷo#F/_,ŢpXBvџwޚ0a 4x`kN*(($Wdd|||>1Lk.17nPff#uEO=cW߽ΧOVZlb$fiɒ% bQpp-Z$O ￯q)44TK.7|5khС:|pӖ-[]8ZlƏ3fL2=ٳ8t+;;ѾJKK5uT=zgj*?VNN^z%W$eeeiʔ):uꔼo[QQGyDiiiՖ-[4i${|XG~z]vMs̑bQ@@v~?֜9s4`?~\W;vӹY1m$СCaƠA … 1G5ӧ;jF^oɒ%wydx{{EEESYYimHHH0vK/DGwk|NHKK3Zje={ի!8pkH2ڵkg9sQ_n!wFeDFF׮]svO}q~ w%66ֈWukH2Jom|GNC'ܱL\GQRR(=Z?رht￯ׯkܹNSϟ_o֭[5l0uY_}W||6z8 "I9rzY_H.^}iʔ)r.\رcURR2IRNTTTFqOS:նnݪNcȑ&;? S9s$_~ 0@];$$zӧS=00P;wvرcnol|/I n~%I7nW^yEm#W_ĉշo_ 8PO?MFgIIN3޽[]vupBڵK&LPRRUSSǏk۶m:}t4?Ozꩧٳg+44TϟOGts{\\Bm۶M)))c=sz75vX͜9Sѣ>*R?ӦMӖ-[_R:tT\\-[(77W~ Bw)í5ڳg,Y iFZb.]hJMMբE,We˖G999א!Cw^%$$8k߾߯_][nƍ秾}*33ӱpAPaa233a]pAAAAzǔ/j׮]ڻwl6ze˖i…1 ƍTEDD֦M_oooرCWƍ}vo^7oKkb2Z14o<*,,pGw!:М1 <{ァ;5kZt@,P!!!r&O{rAF`ր0 i LC`@4!0 i LC`@4?͹M^>IENDB`