condition	mean	min	max
4 h after light	28.4145	25.4692	31.3598
8 h after light	22.5318	21.7679	23.2957
12 h after light	20.88795	20.1134	21.6625
4 h after dark	20.833633333333335	20.4112	21.2469
8 h after dark	25.392599999999998	23.7032	28.6298
12 h after dark	29.199366666666666	28.6811	29.4719