condition	mean	min	max
4 h after light	17.00625	15.5961	18.4164
8 h after light	22.7304	22.186	23.2748
12 h after light	28.37605	25.3948	31.3573
4 h after dark	27.306366666666666	24.3895	29.1373
8 h after dark	25.740333333333332	24.506	27.2532
12 h after dark	23.0645	21.719	25.3894