condition	mean	min	max
4 h after light	8.236935	7.01409	9.45978
8 h after light	10.96862	9.98044	11.9568
12 h after light	26.88215	26.197	27.5673
4 h after dark	26.975949999999997	25.766	28.1859
8 h after dark	16.68645	16.6575	16.7154
12 h after dark	12.06855	11.5398	12.5973