condition	mean	min	max
4 h after light	3.898645	3.30981	4.48748
8 h after light	3.247145	3.1573	3.33699
12 h after light	3.365195	3.30904	3.42135
4 h after dark	3.6503266666666665	3.60225	3.7085
8 h after dark	3.9581299999999997	3.8092	4.04747
12 h after dark	3.6549199999999997	3.4736	3.88646