‰PNG
IHDR € Þ ¡º9 sBIT|dˆ pHYs a a¨?§i 8tEXtSoftware matplotlib version3.1.1, http://matplotlib.org/f IDATxœìÝwxTeÞÆñû¤R ”H ¡vE)¡(*H±m]]]ÝÕ]ËîŠbC± ˆE°¡ »Hé5$@Hïeæý7ï²2É33çû¹®\†ÉÌ9wráäæ”çg9�N§ `>¦ ~Q l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP l† `3@ ›¡ Ø Àf(€ 6C °
€ÍP ã‰'žP·nÝLÇ < à2Ë—/—¯¯¯’““MGp@ €ËÌœ9S÷Þ{¯~úé'íß¿ßt §A ¸Daa¡>ùäÝ}÷Ý:t¨fÍšUõµ¥K—ʲ,}ýõ×êÚµ«‚‚‚Ô§OmÚ´©ê9³fÍRdd¤>ÿüsµoß^AAAêß¿¿ÒÒÒθ߷ß~[;vTPP�:tè iÓ¦U}¬¬L÷Üs�bbb¤Ö[ëé§Ÿvù÷x?Ó ®”U8”YPú_eÊ-*WNq™r‹Ë•[\¡¼ârU8r8$‡ÓùëǯŸ;Ž^épJ’B|ä§° ÿþì¯ð ¿ãŸù«Yx�šGË×Ç2ü¨_ü±•˜˜¨o¼Q÷Þ{¯&L˜ ËúÿŸÃ_þò½üòËŠŽŽÖ#�<¢«®ºJ;w¿¿$©¨¨HO=õ”Þyçè�ü£F�eË–�rŸÓ§O×ã�?®©S§ª{÷îZ¿~½~ÿûß+44T¿ûÝï4eÊ}ùå—úä“O§´´´ß,”€P x´‚Ò
¥-TJf�R3«>ög)§¨ÜX.?K1‘AŠmrü£Q°b…¨eÃÅ6V“°ÀŠ‘7˜1c†n¼ñFIRrr²
´hÑ"õëׯê9�?þ¸ú÷ï/Izç�wÔ²eK}öÙg9r¤$©¼¼\S§NUŸ>}ªžÓ±cGZµJ½{÷>iŸÿøÇ?ôÂ/èÚk¯•$ÅÇÇkëÖzã�7ô»ßýNû÷ïW»vítÑEɲ,µjÕªN€§ ðÅe•úå@Ž6ÈÕž£JùµèÍ/5í”*N¥e+-«XÒ±“¾äï£ÄfaêÜ"BI-"Ô¹E„£Ãäïë™WæìرC«VÒ¼yó$I~~~5j”fΜyB<ÿüó«>oÔ¨‘µmÛ¶ªÇüüüÔ«W¯ª?wèÐA‘‘‘Ú¶mÛIðèÑ£JKKÓí·ß®ßÿþ÷U�WTT(""B’tË-·¨ÿþJLLTrr²†ª¸ö›<€[J9Z õûs´>-[ëöåhçá|Uüz*Ö””;ôË�\ýr ·ê± ?uˆþÿR˜äA¥pÆŒª¨¨P‹-ªs:�ò÷÷Wvvö_û¿GBOudôT�9IÇOÿçˆáøúúJ’zôè¡ÔÔT-X°@ÿþ÷¿5räHõë×OŸ~úiõ¾1ÀKQ WVáК½YZ³/[ë÷gkCZ޲
ž¾5¥¬Â¡�rµñJa¯V
uq»&º¸]cujîv§Ž+**ôî»ïê…^8éèÚðáÃõÁ¨sçÎ’¤+V(..N’”���;wªC‡'lkÍš5UGûvìØ¡œœœžóÍš5S‹-”’’¢n¸á´ùÂÃÃ5jÔ(�5J#FŒPrr²²²²Ô¨Q£Z¢ 0âp^‰–l?¢ÅÛ�hÙîL–UšŽä–Ê*Z¾ç˜–ï9¦I¥¨Ð ]�ÐX'4ÖÅí+&"ØtDÍŸ?_ÙÙÙºýöÛ«N½þLj#4cÆMž