How Mark Williamson's Earned Runs Compares to Similar Players

Mark Williamson totaled 296 career Earned Runs, well above the relief pitcher average of 126.9 — production that significantly underperformed against league baselines. His strongest Earned Runs season came in 1992, posting 2, well below the relief pitcher average of 22.7 that year. The highest point came in 1988 at 64, well above the relief pitcher average of 22.7 that year. Production slipped through the final seasons. The Earned Runs total went from 40 in 1991 to 2 in 1992 and 48 in 1993, rising over the span. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Earned Runs profile — ranging from 2 to 64 — though the career average remained well below league norms.

Mark Williamson Lifetime Earned Runs

Stats similar to Earned Runs for Mark Williamson
Mark Williamson
Earned Runs
Career296
Season Avg.37
162 Game Avg.131.38
More InfoSee More

Mark Williamson Earned Runs Per Season

Mark Williamson's Earned Runs for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Mark Williamson Earned Runs per season line chart

Mark Williamson Earned Runs by Team

Mark Williamson's career Earned Runs totals broken down by each team he played for, ordered by when he first joined that team.
Mark Williamson career Earned Runs by team bar chart

Mark Williamson Cumulative Earned Runs — Career Progression

A running total of Mark Williamson's career Earned Runs, plotted season by season. Each point shows the cumulative figure through the end of that year, making it easy to see when he reached key milestones and how his pace changed over time.
Mark Williamson Earned Runs year-over-year waterfall chart

Mark Williamson Earned Runs Distribution vs. Comparable Players

Each box summarizes Mark Williamson's seasonal Earned Runs alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Mark Williamson Earned Runs distribution box chart versus comparable players

Mark Williamson Earned Runs — Season-by-Season Breakdown

Every season of Mark Williamson's MLB career with Earned Runs alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Mark Williamson Earned Runs season-by-season breakdown table