condition mean min max 3 h after light 0.8789483333333333 0.0 2.9777 7 h after light 0.7340470833333334 0.0 1.96456 11 h after light 0.8263682833333333 0.0486666 3.06468 2 h after dark 1.1033389666666666 0.0898286 3.14096 6 h after dark 0.8237234999999999 0.0 2.76022 10 h after dark 0.5887887 0.0 1.73767