condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 1.7019533333333332 0.0 5.10586 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 1.2366633333333332 0.0 3.70999 12 h after dark 1.6267466666666666 0.0 4.88024