As reference, here is the listing by year:

contributions limited to $19,500 in 2021 and in 2020 and $19,000 in 2019 (plus an additional $6,500 in 2021 and in 2020 and $6,000 in 2019 for employees age 50 or over).

Let's try for @SDJayhawk 

For a scheduled updated release date.