Yes, that’s how things work. You spend money on projects before their completion, just like you buy ingredients for dinner before a meal arrives on your plate.
I imagine you’re looking for the subheadings titled “completed in 2015” and “construction (2017-present)” though.
Yes, I understand very well that "research" is a pipe, where you put billions of euros in one end, and get stack of papers on the other end. And somebody becomes rich in the process. Sapienti sat.