How Ron Mathis's Home Runs Allowed Per 9 Innings Compares to Similar Players

Ron Mathis posted a career Home Runs Allowed Per 9 Innings of .990, well above the starting pitcher average of .730 — production that significantly underperformed against league baselines. Across 2 seasons, the Home Runs Allowed Per 9 Innings arc showed a disappointing start, with limited data making longer-term conclusions premature. With 2 seasons of data, the Home Runs Allowed Per 9 Innings arc was below league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 2 seasons.

Ron Mathis Lifetime Home Runs Allowed Per 9 Innings

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Ron Mathis Home Runs Allowed Per 9 Innings Per Season

Ron Mathis's Home Runs Allowed Per 9 Innings for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, SP, North America, or players born in the same country — to see how he stacked up year by year.
Ron Mathis Home Runs Allowed Per 9 Innings per season line chart

Ron Mathis Home Runs Allowed Per 9 Innings by Team

Ron Mathis's career Home Runs Allowed Per 9 Innings totals broken down by each team he played for, ordered by when he first joined that team.
Ron Mathis career Home Runs Allowed Per 9 Innings by team bar chart

Ron Mathis Home Runs Allowed Per 9 Innings Year-Over-Year Change

A waterfall chart tracking how Ron Mathis's career Home Runs Allowed Per 9 Innings shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Ron Mathis Home Runs Allowed Per 9 Innings year-over-year waterfall chart

Ron Mathis Home Runs Allowed Per 9 Innings Distribution vs. Comparable Players

Each box summarizes Ron Mathis's seasonal Home Runs Allowed Per 9 Innings 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.
Ron Mathis Home Runs Allowed Per 9 Innings distribution box chart versus comparable players

Ron Mathis Home Runs Allowed Per 9 Innings — Season-by-Season Breakdown

Every season of Ron Mathis's MLB career with Home Runs Allowed Per 9 Innings 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.
Ron Mathis Home Runs Allowed Per 9 Innings season-by-season breakdown table