condition	mean	min	max
4 h after light	89.3429895	88.847545	89.838434
8 h after light	67.828971	51.668206	83.989736
12 h after light	76.0831695	58.346539	93.8198
4 h after dark	68.631998	54.186404	83.077592
8 h after dark	159.1807185	150.184872	168.176565
12 h after dark	54.222322	54.222322	54.222322