condition mean min max 0 h after light 0.4079315 0.0 0.815863 2 h after light 0.3796065 0.0 0.759213 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.424151 0.0 0.848302 4 h after dark 0.3779795 0.0 0.755959 8 h after dark 1.674465 1.64408 1.70485 12 h after dark 0.389011 0.0 0.778022