condition mean min max 2 h after light 2.0804133333333334 1.14174 3.22861 6 h after light 3.3596033333333333 1.65984 4.25415 10 h after light 2.57799 1.76643 3.41137 2 h after dark 1.69833 1.45035 1.86543 6 h after dark 3.8237300000000003 1.93793 7.51459 10 h after dark 3.4287333333333336 2.66211 4.30799