condition	mean	min	max
4 h after light	3.4541500000000003	3.08106	3.82724
8 h after light	3.010465	2.8083	3.21263
12 h after light	4.81285	3.9808	5.6449
4 h after dark	3.9898	3.35795	4.62165
8 h after dark	5.01579	4.81986	5.21172
12 h after dark	4.27929	4.25213	4.30645