Indicates whether or not pens added to the Trends page are persistent after the Trends page is closed and then re-opened.
If set to 0 (false), then pens are not persistent once the Trends page is closed and then re-opened. Once the Trends page is closed, the pens are deleted from the display (default).
If set to 1 (true), then pens are persistent once the Trends page is close and then re-opened. Once the Trends page is closed, the pens are not deleted, and will be displayed on the Trends page on the next occasion the Trends page is viewed.
Default: TrendPensPersistent = 0