I was curious after reading your post. This is what I found:
I googled: work visa usa number year over year.
AI Overview
The total number of temporary work visas granted saw a significant drop in 2020 during the pandemic but has since recovered and surpassed pre-pandemic levels. In 2024, 1,085,196 temporary work visas were granted, a notable increase from 603,411 in 2020 and higher than the 2019 figure of 897,167. This upward trend reflects a recovery and growth in temporary work visas, driven by factors like increased hiring and improved processing.