condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 2.260565 0.0 4.52113 12 h after light 9.093965 4.99723 13.1907 2 h after dark 0.0 0.0 0.0 4 h after dark 4.20766 0.0 8.41532 8 h after dark 4.748545 0.0 9.49709 12 h after dark 0.0 0.0 0.0