condition	mean	min	max
0 h after light	13.5536	12.8706	14.2366
4 h after light	20.7667	20.167	21.3664
8 h after light	22.21065	22.0915	22.3298
4 h after dark	15.29305	14.3232	16.2629
8 h after dark	17.84515	16.8427	18.8476
12 h after dark	18.294449999999998	17.3384	19.2505