condition	mean	min	max
4 h after light	2.826225	2.48049	3.17196
8 h after light	1.376775	1.35264	1.40091
12 h after light	1.49615	1.35615	1.63615
4 h after dark	2.404865	2.3057	2.50403
8 h after dark	1.99126	1.9037	2.07882
12 h after dark	2.170345	2.05136	2.28933