condition	mean	min	max
0 h after light	2.711465	2.2144	3.20853
4 h after light	2.493875	2.38432	2.60343
8 h after light	2.8866750000000003	2.73896	3.03439
4 h after dark	4.379205	3.9717	4.78671
8 h after dark	3.17008	2.62222	3.71794
12 h after dark	2.082755	1.89456	2.27095