condition	mean	min	max
0 h after light	29.2116	28.244	30.1792
4 h after light	25.77225	24.2738	27.2707
8 h after light	18.9279	18.8575	18.9983
4 h after dark	27.51345	25.7398	29.2871
8 h after dark	33.7744	33.6805	33.8683
12 h after dark	27.05865	26.8075	27.3098