Actually, most business users don't download that much either. There are certainly some segments that rely heavily on bandwidth, but not many.
For a lot of businesses, the outcome is the same as you describe for yourself: decent superfast speed is enough
Postimg was playing up yesterday, so I couldn't attache these...
Here is a graphic from a recent-ish report from the BSG on SME broadband demands. It breaks down SMEs by trade and by number of employees..
In this image, I've highlighted the segment where demand will be 100Mbps+ in 2025:
https://postimg.org/image/7ye5vfkzf/
So, some industries, but only the ones with a larger number of employees.
In this image, I've highlighted the businesses with less than 20 employees - which are more than 98% of all SMEs:
https://postimg.org/image/oopjkveaj/
The only point of overlap is in the hotel business, or in software development.
The averages and medians are *much* lower. Lower than residential.