condition mean min max 0 h after light 0.069888 0.0 0.139776 2 h after light 0.0 0.0 0.0 4 h after light 0.0636365 0.0 0.127273 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0647565 0.0 0.129513 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0692985 0.0 0.138597