condition	mean	min	max
4 h after light	3.0827799999999996	2.39213	3.77343
8 h after light	3.817	3.312	4.322
12 h after light	5.95779	5.64065	6.27493
4 h after dark	7.783	7.67907	7.88693
8 h after dark	5.80848	5.04267	6.57429
12 h after dark	5.545375	5.36702	5.72373