condition mean min max 4 h after light 10.5859345 9.99295 11.178919 8 h after light 10.4973435 9.677836 11.316851 12 h after light 10.5794615 10.431901 10.727022 4 h after dark 10.167247 9.627245 10.707249 8 h after dark 12.2020435 10.727022 13.677065 12 h after dark 10.727022 10.727022 10.727022