condition mean min max 4 h after light 0.079165 0.0 0.237495 8 h after light 0.006149766666666666 0.0 0.0184493 12 h after light 0.0 0.0 0.0 4 h after dark 0.0230052 0.0 0.0690156 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0