condition mean min max 4 h after light 1.2129150000000002 1.20209 1.22374 8 h after light 1.2557610000000001 0.982442 1.52908 12 h after light 1.517315 1.22706 1.80757 4 h after dark 2.476436666666667 2.27964 2.73121 8 h after dark 1.6451833333333334 1.4816 1.77654 12 h after dark 1.2229766666666666 1.07235 1.32824