condition	mean	min	max
0 h after light	20.3942	20.0389	20.7495
4 h after light	11.805250000000001	11.3244	12.2861
8 h after light	4.979715000000001	4.62821	5.33122
4 h after dark	11.436399999999999	10.2539	12.6189
8 h after dark	14.3209	13.8814	14.7604
12 h after dark	17.8493	12.9959	22.7027