condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.193675 0.0 1.16205 10 h after light 0.1216715 0.0 0.730029 14 h after light 0.13506300000000002 0.0 0.810378 18 h after light 0.0 0.0 0.0 2 h after dark 0.2563855 0.0 0.89669