condition	mean	min	max
4 h after light	10.940953333333333	8.84836	12.3513
8 h after light	8.31278	2.8754	12.1684
12 h after light	10.09607	7.02598	15.8765
4 h after dark	15.446000000000002	11.9507	17.1944
8 h after dark	13.410466666666666	11.0096	14.6801
12 h after dark	12.505633333333334	10.8698	13.7616