condition mean min max 2 h after light 0.050994833333333336 0.0 0.165671 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.020018833333333333 0.0 0.120113 2 h after dark 0.0184375 0.0 0.110625