I believe that is the price if you've previously had a license that is now expired or about to expire. If a new version is released within the year of your subs

I believe that is the price if you've previously had a license that is now expired or about to expire. If a new version is released within the year of your subscription, you can upgrade for free. The price is lower for upgrades so that you don't re-pay the full cost of the product every year.