condition	mean	min	max
0 h after light	5.671965	5.49105	5.85288
4 h after light	3.566885	3.43935	3.69442
8 h after light	4.490015	4.47629	4.50374
4 h after dark	4.968145	4.53171	5.40458
8 h after dark	5.03679	4.70571	5.36787
12 h after dark	4.637465000000001	4.29584	4.97909