condition	mean	min	max
2 h after light	13.2728	12.9704	13.8603
6 h after light	5.37518	5.23203	5.51973
10 h after light	4.063646666666667	3.66034	4.7733
2 h after dark	3.146673333333333	3.0441	3.23033
6 h after dark	5.69093	5.25737	6.34076
10 h after dark	7.173923333333334	6.65528	7.87477