condition	mean	min	max
4 h after light	8.846232	8.761442	8.931022
8 h after light	7.696763499999999	7.549935	7.843592
12 h after light	25.7506665	19.590999	31.910334
4 h after dark	8.692457000000001	8.202707	9.182207
8 h after dark	19.349256	19.159451	19.539061
12 h after dark	16.336459	16.336459	16.336459