condition mean min max 0 h after light 0.840193 0.781295 0.899091 2 h after light 0.990229 0.846918 1.13354 4 h after light 0.36231 0.328491 0.396129 8 h after light 0.22226800000000002 0.166305 0.278231 12 h after light 0.5301385 0.492048 0.568229 2 h after dark 0.317199 0.301561 0.332837 4 h after dark 0.3420085 0.295607 0.38841 8 h after dark 0.49027350000000003 0.45454 0.526007 12 h after dark 0.6050964999999999 0.546408 0.663785