condition	mean	min	max
0 h after light	2.171025	2.08883	2.25322
4 h after light	3.620205	3.26856	3.97185
8 h after light	7.450335000000001	6.81716	8.08351
4 h after dark	5.886795	5.3794	6.39419
8 h after dark	4.8483350000000005	4.65841	5.03826
12 h after dark	3.327295	2.83104	3.82355