condition	mean	min	max
0 h after light	23.428849999999997	16.5887	30.269
4 h after light	28.818649999999998	27.454	30.1833
8 h after light	18.106	16.2832	19.9288
4 h after dark	21.575	19.7834	23.3666
8 h after dark	25.191000000000003	24.1248	26.2572
12 h after dark	26.30885	24.258	28.3597