Data runs from 1871 to present. Stats relying on play-by-play data are complete back to 1973, mostly complete back to 1950, and somewhat complete back to 1916. Please see our data coverage page for details.
Sorting only sorts the values in the table shown.
For Single Seasons, Jon Lester pitching adjusted to the 2021 , sorted by greatest Year, Batting Park Factor: 100, Pitching Park Factor: 100
Show CriteriaHide Criteria
➦ Share Results
If you utilize material unique to a Sports Reference
site for a tweet, an article, or for research for a
broadcast or podcast, please strongly consider citing this site as the
source for the material. It would be greatly appreciated and would
help us continue to produce this material.