The lock-down situation is certainly leading to an increase in guests and new users.
If you have a look on
http://www.mapleleafup.net/forums/online.php, you will notice however that a lot of guests are search bots from google and other internet companies which are searching for content.
The other metrics may be more interesting to see:
MLU FORUM Statistics
Threads: 28,459, Posts: 260,710, Members: 4,473, Active Members: 840
So about 19% of our members are active. Not sure how this compares to other forums?