condition	mean	min	max
4 h after light	2.31304	2.01506	2.61102
8 h after light	2.167925	2.13224	2.20361
12 h after light	2.6712100000000003	2.21454	3.12788
4 h after dark	3.98766	3.76356	4.21176
8 h after dark	3.57138	3.38599	3.75677
12 h after dark	3.36483	3.24585	3.48381