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 0.0 0.0 0.0 8 h after light 0.014365300000000001 0.014338 0.0143926 12 h after light 0.0219512 0.0159082 0.0279942 2 h after dark 0.0149736 0.0143478 0.0155994 4 h after dark 0.00669735 0.0 0.0133947 8 h after dark 0.0153959 0.0151165 0.0156753 12 h after dark 0.0 0.0 0.0