No, just look at percentages in column E and absolute numbers in column F.
These numbers are completely unrealistic - it's like saying that we now have built a 828 m tall building (Burj Khalifa) so what's the problem to just add 1999 km and reach low Earth orbit.
The model also assumes "perfectly interconnected grid", so basically ignores the largest engineering challenge when building a grid based on RE, as it assumes electricity from Mexico will reach Alaska instantly and magically