condition	mean	min	max
4 h after light	4.143445	3.76491	4.52198
8 h after light	4.54994	4.00438	5.0955
12 h after light	6.011015	5.79882	6.22321
4 h after dark	10.05088	9.98716	10.1146
8 h after dark	9.240275	9.23628	9.24427
12 h after dark	6.0598600000000005	5.32279	6.79693