Which software is necessary to show saved data?

HELLO

I have some saved data from years ago archived with PCS7 V 8.0 and WINCC (AND NOW PCS7 V9.0)

If I want to open them, is there software or can I see them in a trend.

I think I should use WinCC / Connectivity Pack
is it right?
please help

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Split from OPC HDA server.