Gets or sets whether the last label on the axis is mandatory. When true, the axis will ensure the last data item's label is always displayed, even if it does not fall on a regular interval step. This may cause labels to be unevenly spaced, triggering the more expensive anti-collision path.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
