Jimmy Key ERA

Jimmy Key Career ERA Overview

Jimmy Key's ERA was 3.51 for his 15-year Major League Baseball career. 1987 was his best season when his ERA was 2.76 and his worst season was 1995 when his ERA was 5.64. Jimmy Key is middlin' tier compared to similar player cohorts career totals, not clearly beating or being beat by Y (3.0750522047158), USA (4.3461226399548), Baby Boomers (4.2264623233034), mlb (4.3614031148122), and SP (4.3392668544321) player career averages. See the charts and graphs below that visualize this information in more detail.

Earned run average (ERA) is a metric that shows how many earned runs on average, a pitcher or team's pitcher, gives up over the course of nine innings. It is calculated by dividing earned runs by innings pitched then multiplying the result by 9. Generally, for ERA, lower is better. (Source)

Jimmy Key Lifetime ERA and Similar Stats

Stats similar to ERA for Jimmy Key

	Jimmy Key ERA	Jimmy Key Component ERA	Jimmy Key Defense Independent ERA
Career	3.51	3.42	3.9
Season Avg.	3.75	3.65	3.95
162 Game Avg.	3.51	3.42	3.9
More Info	See More	See More	See More

Jimmy Key ERA By Year Line Chart

This line chart shows Jimmy Key's yearly ERA for each season of his Major League Baseball career. Also included, for comparison, are yearly player averages for MLB, Hall of Fame players, SP, and players from their country of birth. For these groups, averages are calculated for each group's performance for the defined year.

Jimmy Key ERA By Year Change

This waterfall chart attempts to show how Jimmy Key's career ERA changed per season. This data is cumulative for each season, each column represents the career ERA Jimmy Key had at that season in his career.

Jimmy Key ERA By Year Box Chart

This chart attempts to draw comparisons between Jimmy Key and related player groups by summarizing ERA for each season played by Jimmy Key. The box represents the middle 50% of the data for each player with the line in the box being the median value. The whiskers represent the ranges for the top and bottom 25% of the data. Review the spread and medians to draw your conclusions!

Jimmy Key ERA Per Season Stats Table

This table shows Jimmy Key ERA stats per season for his full MLB career with the aggregations’ sum, average, minimum, maximum, and median. Also included, for comparison, are season player averages for MLB, Hall of Fame players, SP, and players from their country of birth. The comparisons are calculated for each group for each year of Jimmy Key career.

Note: "—" indicate there were no players for comparison for a specific year. Most commonly this happens for the hall of fame group where there may not have been a hall of famer playing that year.