Chicago/Pittsburgh (Union League) Gross Production Average (GPA) Charts and Records
About Gross Production Average (GPA)
Gross Production Average (GPA) is another attempt to quantify a player's hitting power and ability to get on base. The calculation is very similar to that of On Base Plus Slugging but weights slugging percentage higher and attempts to make the result more intuitive, similar to batting average. Generally, for Gross Production Average (GPA), higher is better. (Source)
Top Chicago/Pittsburgh (Union League) Players by Gross Production Average (GPA)
Which Chicago/Pittsburgh (Union League) players rank highest in Gross Production Average (GPA)? Below are the top ten by single season and by career totals with the team, requiring at least 75 plate appearances for a season record, or 150 plate appearances for a career record with the team.


Chicago/Pittsburgh (Union League) Gross Production Average (GPA) Per Season
Chicago/Pittsburgh (Union League)'s Gross Production Average (GPA) for each season of their history, plotted alongside yearly averages for MLB, the Union Association, and the Union Association.

Chicago/Pittsburgh (Union League) Gross Production Average (GPA) Season Distribution vs. MLB and Peers
Each box summarizes Gross Production Average (GPA) across all seasons, comparing the Chicago/Pittsburgh (Union League) to MLB as a whole, the Union Association, and the Union Association. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max values.

Chicago/Pittsburgh (Union League) Gross Production Average (GPA) Year-Over-Year Change
A waterfall chart showing how the Chicago/Pittsburgh (Union League)'s Gross Production Average (GPA) shifted season over season. Each bar represents the change from the previous year, making it easy to spot peak and decline phases.

Chicago/Pittsburgh (Union League) Gross Production Average (GPA) — Season-by-Season Breakdown
Every season of Chicago/Pittsburgh (Union League)'s history with Gross Production Average (GPA) alongside yearly averages for MLB, the Union Association, and the Union Association. Career totals include sum, average, minimum, maximum, and median.
