condition	mean	min	max
0 h after light	5.254545	4.38334	6.12575
4 h after light	2.631715	2.58842	2.67501
8 h after light	1.759715	1.51512	2.00431
4 h after dark	2.4773300000000003	1.71893	3.23573
8 h after dark	3.4556549999999997	1.95555	4.95576
12 h after dark	3.134685	2.99213	3.27724