condition	mean	min	max
4 h after light	11.687921666666666	9.482745	13.32964
8 h after light	12.922989999999999	10.10413	16.551389999999998
12 h after light	9.63001	5.9211599999999995	11.60162
16 h after light	8.953143333333333	6.020923000000001	11.39579
4 h after dark	14.89278	13.944370000000001	15.769670000000001
8 h after dark	10.988235000000001	7.271755000000001	15.332