condition	mean	min	max
0 h after light	8.056905	7.40053	8.71328
4 h after light	4.512005	4.29541	4.7286
8 h after light	4.97209	3.75994	6.18424
4 h after dark	8.38898	7.90644	8.87152
8 h after dark	8.057215	7.64873	8.4657
12 h after dark	7.48109	7.28284	7.67934