condition	mean	min	max
4 h after light	28.993450000000003	25.4586	32.5283
8 h after light	23.7038	23.1785	24.2291
12 h after light	16.90085	13.8898	19.9119
4 h after dark	14.0854	13.6928	14.478
8 h after dark	11.26895	10.937	11.6009
12 h after dark	21.8064	20.5474	23.0654