condition	mean	min	max
4 h after light	51.529795	49.749928	53.309662
8 h after light	50.029911999999996	45.324627	54.735197
12 h after light	55.9155055	52.822338	59.008673
4 h after dark	41.5053725	38.502306	44.508439
8 h after dark	55.836073	52.267866	59.40428
12 h after dark	56.753084	56.753084	56.753084