condition mean min max 0 h after light 13.037849999999999 11.1809 14.8948 2 h after light 12.26995 11.7157 12.8242 4 h after light 9.422775 8.12885 10.7167 8 h after light 7.719994999999999 6.70944 8.73055 12 h after light 9.338515000000001 8.73087 9.94616 2 h after dark 9.582145 8.80319 10.3611 4 h after dark 11.4999 11.0828 11.917 8 h after dark 14.582999999999998 13.5362 15.6298 12 h after dark 15.19155 15.0922 15.2909