condition	mean	min	max
4 h after light	36.687014	27.381762	45.992266
8 h after light	35.9094515	33.867529	37.951374
12 h after light	26.226647	21.741737	30.711557
4 h after dark	19.0326675	18.046269	20.019066
8 h after dark	23.196148	20.280435	26.111861
12 h after dark	26.241189	26.241189	26.241189