condition	mean	min	max
4 h after light	15.11995	12.5705	17.6694
8 h after light	14.1421	13.0231	15.2611
12 h after light	14.77715	14.0202	15.5341
4 h after dark	22.57555	22.0841	23.067
8 h after dark	24.382849999999998	24.2749	24.4908
12 h after dark	24.289450000000002	23.1155	25.4634