condition	mean	min	max
0 h after light	9.52529	8.67638	10.3742
4 h after light	8.512350000000001	8.05634	8.96836
8 h after light	25.3355	24.573	26.098
4 h after dark	20.344450000000002	19.1107	21.5782
8 h after dark	14.6643	13.1342	16.1944
12 h after dark	9.266079999999999	8.74941	9.78275