condition mean min max 4 h after light 0.767042 0.481874 1.05221 8 h after light 1.15082 0.8525 1.44914 12 h after light 1.93764 1.75289 2.12239 4 h after dark 4.280995 3.97682 4.58517 8 h after dark 4.409545 2.4907 6.32839 12 h after dark 1.9119950000000001 1.38146 2.44253