https://blockchain.info/charts/n-transactions-total

over the past 52 weeks (364 days actually).

  503,524,815
- 383,686,764

  -----------
  119,838,051
  ===========

Divide this by 31,449,600 seconds

Equals 3.8104 transactions per second
between Feb 17th 2019 at 10am and Feb 16th 2020 at 10am