condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.34640333333333334 0.0 1.03921 12 h after light 0.11552966666666666 0.0 0.346589 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