condition	mean	min	max
0 h after light	5.38394	5.11327	5.65461
4 h after light	3.8904900000000002	3.65097	4.13001
8 h after light	4.993259999999999	4.78822	5.1983
4 h after dark	7.017250000000001	6.97879	7.05571
8 h after dark	6.65548	6.41121	6.89975
12 h after dark	5.732710000000001	5.69699	5.76843