PNG IHDR t sBIT|d pHYs a a?i 8tEXtSoftware matplotlib version3.2.0, http://matplotlib.org/y IDATxy\N?v*JHCe_ʖD!} cc7Cbfˌm5hd(De˚H~vw/-j1zo:&9]G" """""""""""*迀 w""""""""""2;Q`0NDDDDDDDDDDTp'""""""""""*L&܉ DDDDDDDDDDDe w""""""""""2;Q`0NDDDDDDDDDDTp'""""""""""*L^ǎ!HWuBCC!H0bĈ2"//{ѡCy7>@__0a=zT~' ۷8t>s8::B__FFFhڴ)-Z4 HT~̞=DoH$8vX/++?`llT ;;;3