indeed...
we usually have only one CTA on our landing pages which is fill out form to download paper or to register to event.
Out of curiosity do your prospects end up on this landing right after receiving an email? Or is there an in-between page with form (and the screenshot is more like a Thank You page)?
Do people use the "while you"re at it" extra urls? Or you don't know and that's why you want to have stats for this page as well.
BTW: I have checked and it looks like it's possible to see the stats on landing pages (same way as for emailings). However as we don't have mutliple CTAS on our landing pages, we have only 0% ...