condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.041835000000000004 0.0 0.125505 4 h after dark 0.0 0.0 0.0 8 h after dark 0.04625033333333334 0.0 0.138751 12 h after dark 0.0 0.0 0.0