condition	mean	min	max
4 h after light	18.9453	18.2247	19.6659
8 h after light	13.958400000000001	13.3076	14.6092
12 h after light	13.99745	13.4554	14.5395
4 h after dark	23.538649999999997	23.0522	24.0251
8 h after dark	28.3766	27.8435	28.9097
12 h after dark	29.420650000000002	29.0838	29.7575