condition	mean	min	max
4 h after light	10.125972	9.178373	11.073571
8 h after light	10.2440165	9.165419	11.322614
12 h after light	10.5848245	10.002579	11.16707
4 h after dark	9.5751645	9.487461	9.662868
8 h after dark	8.9288405	8.90544	8.952241
12 h after dark	10.5734	10.5734	10.5734