condition	mean	min	max
2 h after light	22.131716666666666	14.2757	27.2052
6 h after light	19.309216666666668	16.0584	25.9648
10 h after light	22.804100000000002	18.0372	30.7513
14 h after light	21.52625	15.0106	27.875
18 h after light	19.596333333333334	11.9888	30.0844
2 h after dark	19.98635	15.6908	24.1164