condition	mean	min	max
4 h after light	17.09169	12.902348	21.281032
8 h after light	18.9822195	17.054947	20.909492
12 h after light	17.636757	17.165725	18.107789
4 h after dark	27.2441095	18.170448	36.317771
8 h after dark	30.628739500000002	19.485092	41.772387
12 h after dark	14.729894	14.729894	14.729894