condition	mean	min	max
0 h after light	3.326855	2.95509	3.69862
4 h after light	4.2239450000000005	3.94105	4.50684
8 h after light	3.643315	3.45999	3.82664
4 h after dark	3.536445	3.18153	3.89136
8 h after dark	5.07508	4.21337	5.93679
12 h after dark	2.83203	2.45805	3.20601