condition	mean	min	max
0 h after light	1.590635	1.53524	1.64603
4 h after light	5.310115	4.8002	5.82003
8 h after light	8.841135000000001	7.91783	9.76444
4 h after dark	2.31937	1.61661	3.02213
8 h after dark	2.35656	2.08577	2.62735
12 h after dark	3.01954	2.32402	3.71506