condition	mean	min	max
0 h after light	6.32788	6.03648	6.61928
4 h after light	6.72285	5.5495	7.8962
8 h after light	6.778980000000001	5.72958	7.82838
4 h after dark	5.581205000000001	4.4865	6.67591
8 h after dark	5.565485000000001	5.26613	5.86484
12 h after dark	5.889235	5.17985	6.59862