condition	mean	min	max
0 h after light	2.7444550000000003	2.6471	2.84181
4 h after light	5.319665	3.70839	6.93094
8 h after light	17.5438	14.667	20.4206
4 h after dark	16.38175	13.9119	18.8516
8 h after dark	10.00916	9.90322	10.1151
12 h after dark	4.20814	1.79242	6.62386