Gets the collection that contains the qualitative ranges of the bullet graph.
New ranges can be added and old ones can be removed. There must be two ranges at minimum and
no more than 5. Otherwise an exception is thrown.
Namespace: Telerik.Windows.ControlsAssembly: Telerik.Windows.Controls.DataVisualization
(in Telerik.Windows.Controls.DataVisualization.dll) Version: 2013.1.422.2040 (2013.1.0422.2040)