condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.3366113333333333 0.20921 0.42696 8 h after dark 0.34463900000000003 0.258574 0.443316 12 h after dark 0.017194 0.0 0.051582