condition mean min max 0 h after light 485.61 479.294 491.926 4 h after light 4090.3 3975.32 4205.28 8 h after light 3192.7349999999997 3097.16 3288.31 4 h after dark 47.003699999999995 41.6333 52.3741 8 h after dark 170.4215 162.895 177.948 12 h after dark 540.5074999999999 491.549 589.466