condition mean min max 0 h after light 0.0831481 0.0527412 0.113555 2 h after light 0.0 0.0 0.0 4 h after light 0.02584925 0.0 0.0516985 8 h after light 0.0544675 0.0 0.108935 12 h after light 0.0264854 0.0 0.0529708 2 h after dark 0.02714895 0.0 0.0542979 4 h after dark 0.02630425 0.0 0.0526085 8 h after dark 0.02966085 0.0 0.0593217 12 h after dark 0.1104425 0.108288 0.112597