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 0.056820666666666665 0.0 0.170462 4 h after dark 0.0 0.0 0.0 8 h after dark 0.35255966666666666 0.209237 0.471537 12 h after dark 0.0 0.0 0.0