condition	mean	min	max
4 h after light	16.7095	16.6022	16.8168
8 h after light	13.423850000000002	12.1956	14.6521
12 h after light	13.88655	13.8269	13.9462
4 h after dark	16.17625	15.7589	16.5936
8 h after dark	21.5523	21.2779	21.8267
12 h after dark	22.648600000000002	21.7899	23.5073