condition	mean	min	max
2 h after light	2.3048633333333335	2.02177	2.48954
6 h after light	2.16092	1.88537	2.31331
10 h after light	1.82393	1.75492	1.86229
2 h after dark	1.1591733333333334	1.0632	1.2386
6 h after dark	0.9406833333333333	0.886096	1.0265
10 h after dark	0.934594	0.840684	1.07863