condition mean min max 0 h after light 0.5538315 0.276546 0.831117 4 h after light 0.5498775 0.281779 0.817976 8 h after light 0.5511525 0.281507 0.820798 4 h after dark 0.5442795 0.543206 0.545353 8 h after dark 0.47835700000000003 0.411988 0.544726 12 h after dark 0.4097495 0.405238 0.414261