condition	mean	min	max
0 h after light	1.8703849999999997	1.60482	2.13595
4 h after light	4.02787	3.1589	4.89684
8 h after light	3.48738	3.16979	3.80497
4 h after dark	4.20384	4.19555	4.21213
8 h after dark	1.8495500000000002	1.57773	2.12137
12 h after dark	4.2197	4.17324	4.26616