condition mean min max 4 h after light 0.0591235 0.0 0.118247 8 h after light 0.0479019 0.0 0.0958038 12 h after light 0.4859175 0.35102 0.620815 4 h after dark 0.2578915 0.204539 0.311244 8 h after dark 0.12722255 0.0512501 0.203195 12 h after dark 0.1513665 0.0 0.302733