condition mean min max 4 h after light 138.45600000000002 108.458 168.454 8 h after light 478.773 447.497 510.049 12 h after light 329.1825 314.957 343.408 4 h after dark 124.39999999999999 118.688 131.89 8 h after dark 108.14099999999999 100.631 121.841 12 h after dark 120.544 107.301 134.518