condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.015860633333333336 0.0 0.0475819 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0066851 0.0 0.0200553