How Sean O'Sullivan's Runs Compares to Similar Players

Sean O'Sullivan totaled 226 career Runs, well below the starting pitcher average of 382.3 — a mark that ranked among the best of his era. His strongest Runs season came in 2014, posting 9, well below the starting pitcher average of 51.2 that year. The highest point came in 2010 at 53, near the starting pitcher average of 57.1 that year. Output was consistent through the final seasons. The Runs total went from 9 in 2014 to 49 in 2015 and 17 in 2016, rising over the span. The consistent output characterized his final seasons. Significant season-to-season variance characterizes the Runs profile — ranging from 9 to 53 — though the career average remained well above league norms.

Sean O'Sullivan Lifetime Runs and Similar Stats

Stats similar to Runs for Sean O'Sullivan
Sean O'Sullivan
Runs
Sean O'Sullivan
Runs Allowed Per 9 Innings
Sean O'Sullivan
Runs Allowed Per Game
Career2266.283.18
Season Avg.32.296.283.18
162 Game Avg.515.666.283.18
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Sean O'Sullivan Runs Per Season

Sean O'Sullivan's Runs 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.
Sean O'Sullivan Runs per season line chart

Sean O'Sullivan Runs by Team

Sean O'Sullivan's career Runs totals broken down by each team he played for, ordered by when he first joined that team.
Sean O'Sullivan career Runs by team bar chart

Sean O'Sullivan Cumulative Runs — Career Progression

A running total of Sean O'Sullivan's career 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.
Sean O'Sullivan Runs year-over-year waterfall chart

Sean O'Sullivan Runs Distribution vs. Comparable Players

Each box summarizes Sean O'Sullivan's seasonal 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.
Sean O'Sullivan Runs distribution box chart versus comparable players

Sean O'Sullivan Runs — Season-by-Season Breakdown

Every season of Sean O'Sullivan's MLB career with 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.
Sean O'Sullivan Runs season-by-season breakdown table