condition	mean	min	max
4 h after light	3.839545	3.7915	3.88759
8 h after light	4.25978	3.04855	5.47101
12 h after light	5.9974799999999995	4.82473	7.17023
4 h after dark	6.3526299999999996	5.4556	6.86465
8 h after dark	4.3917	3.30362	5.95756
12 h after dark	4.096606666666666	1.91243	6.8551