condition	mean	min	max
4 h after light	2.227645	2.05027	2.40502
8 h after light	1.7756349999999999	1.70508	1.84619
12 h after light	2.1092250000000003	2.00775	2.2107
4 h after dark	6.053533333333333	5.75632	6.29764
8 h after dark	4.1301000000000005	3.14656	5.07943
12 h after dark	5.4398333333333335	3.98091	7.12976