PNG IHDR X vp 9tEXtSoftware Matplotlib version3.7.0, https://matplotlib.org/< pHYs a a?i IDATxwx7R)%4=( XEAEQ)+Qģ.,A /HM^ Id?,$lrk/vgfwC{fX] """""0 """""0 """""0 """""0 """""0 """""0 """""0 """""0 """""0 """""0 """""0 "R|l6<ԩS5FKpp0͚5СCFfㅾN5իŋlEƌIII<ÄK.]X~}5{lZh5|:u*N:l6bbb<_;v_~TZׯRSS=>''l6+uw^~&Mfcڵz뭄I52d+plV:9n