condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.10579066666666666 0.0 0.317372 9 h after light 0.0 0.0 0.0 12 h after light 0.072008 0.0 0.288032 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0