We need to have visibility of the End of Support / End of Extended Support dates for the following PRPC versions :

6.1
6.1 SP2
6.2
6.2 SP2
6.3
6.3 SP2
7.1.x
7.1.7
7.1.8
7.1.9
7.4
8.1
8.2

Is there is a single point of truth for this information please? The support system doesn't allow me to pose such information requests. Thanks.