condition	mean	min	max
3 h after light	11.942433333333334	10.4936	13.4497
6 h after light	10.69066	9.32158	11.5047
9 h after light	12.0419	11.5724	12.327
12 h after light	15.029133333333334	14.2028	16.6762
3 h after dark	21.3801	19.3437	23.8791
6 h after dark	20.716266666666666	19.4579	21.3644
9 h after dark	15.551300000000001	13.8975	18.2343
12 h after dark	11.738393333333333	9.54008	14.4251