condition mean min max 2 h after light 0.06398866666666667 0.0 0.215503 6 h after light 0.024023666666666665 0.0 0.144142 10 h after light 0.0 0.0 0.0 14 h after light 0.08665916666666666 0.0 0.338208 18 h after light 0.023213499999999998 0.0 0.139281 2 h after dark 0.0 0.0 0.0