condition	mean	min	max
4 h after light	9.781841	9.662753	9.900929
8 h after light	10.1807195	9.293278	11.068161
12 h after light	10.1273885	10.056117	10.19866
4 h after dark	8.4782765	8.355873	8.60068
8 h after dark	7.844885	7.619574	8.070196
12 h after dark	9.316041	9.316041	9.316041