condition	mean	min	max
4 h after light	12.326751666666667	8.762145	14.698889999999999
8 h after light	6.134159	4.1604209999999995	9.863096
12 h after light	5.965590333333333	3.9701269999999997	7.668117
16 h after light	8.757979	6.871378999999999	10.88217
4 h after dark	7.090656	3.446242	12.8694
8 h after dark	7.731743000000001	2.50955	13.08496