condition	mean	min	max
4 h after light	11.343296	10.487574	12.199018
8 h after light	10.778844500000002	9.534859	12.02283
12 h after light	12.3673645	10.026045	14.708684
4 h after dark	16.1725555	13.398864	18.946247
8 h after dark	14.607488	11.676892	17.538084
12 h after dark	11.549403	11.549403	11.549403