condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0134074 0.0 0.0268148 8 h after light 0.027202700000000003 0.027151 0.0272544 12 h after light 0.10362625 0.0265055 0.180747 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0126824 0.0 0.0253648 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0