condition	mean	min	max
2 h after light	10.281916666666667	9.82035	10.9707
6 h after light	14.5084	13.4116	15.1286
10 h after light	17.9683	15.7673	20.5984
2 h after dark	50.6639	50.0194	51.5102
6 h after dark	58.6194	55.905	62.3897
10 h after dark	52.61703333333334	49.7897	55.7852