condition	mean	min	max
4 h after light	8.062411666666668	4.738222	12.08191
8 h after light	4.901505	3.225678	6.28495
12 h after light	1.8431676666666668	1.64583	1.9575490000000002
16 h after light	3.7153803333333335	3.0641990000000003	4.43717
4 h after dark	3.271654333333333	2.9638419999999996	3.605243
8 h after dark	2.3510269999999998	1.6811099999999999	3.194473