condition	mean	min	max
0 h after light	2.10953	1.67534	2.54372
4 h after light	1.653565	1.43932	1.86781
8 h after light	1.468055	1.05787	1.87824
4 h after dark	2.87667	2.19843	3.55491
8 h after dark	2.635985	2.51873	2.75324
12 h after dark	2.3685	1.89847	2.83853