condition mean min max 4 h after light 0.1077145 0.0 0.215429 8 h after light 0.0 0.0 0.0 12 h after light 0.4785655 0.275474 0.681657 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0