I have run testdisk and when I select "Analyse", here's what I see:

Next, I select "Quick Search", and I see this:

I press Enter to continue:

There are limited options with the Extended partition, so I press the down arrow to move to the Logical partition, then select "List". I see this:

Finally, I try the "Boot" option to see what happens:

I didn't take any further action.
Can anyone advise me on what i should do to try to access my data? Thanks.