condition	mean	min	max
0 h after light	4.526065	4.05363	4.9985
4 h after light	3.94677	3.2855	4.60804
8 h after light	5.84432	5.33046	6.35818
4 h after dark	4.21617	4.20786	4.22448
8 h after dark	4.34968	3.07319	5.62617
12 h after dark	3.75149	2.85245	4.65053