condition	mean	min	max
4 h after light	48.873000000000005	47.1152	50.6308
8 h after light	39.867850000000004	39.149	40.5867
12 h after light	48.9139	44.0834	53.7444
4 h after dark	62.12635	59.5532	64.6995
8 h after dark	59.8618	58.4339	61.2897
12 h after dark	58.519099999999995	56.2388	60.7994