condition	mean	min	max
4 h after light	8.180095	7.70172	8.65847
8 h after light	11.226600000000001	11.1407	11.3125
12 h after light	18.91815	18.0619	19.7744
4 h after dark	28.140233333333335	27.2776	29.6794
8 h after dark	17.694333333333333	15.6726	18.9644
12 h after dark	14.151	13.8241	14.5431