How John Rocker's Win Percentage Compares to Similar Players

John Rocker posted a career Win Percentage of 37.14, well below the relief pitcher average of 49.61 — production that significantly underperformed against league baselines. His best Win Percentage season came in 1999, posting 44.44, near the relief pitcher average of 48.87 that year. The lowest point came in 1998 at 25.0, well below the relief pitcher average of 48.5 that year. The Win Percentage trended upward through the final seasons. The figure moved from 35.71 in 2001 to 40.0 in 2002. The upward arc continued through his final campaign. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 6 seasons.

John Rocker Lifetime Win Percentage

Stats similar to Win Percentage for John Rocker
John Rocker
Win Percentage
Career37.14
Season Avg.37.14
162 Game Avg.37.14
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John Rocker Win Percentage Per Season

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

John Rocker Win Percentage by Team

John Rocker's career Win Percentage totals broken down by each team he played for, ordered by when he first joined that team.
John Rocker career Win Percentage by team bar chart

John Rocker Win Percentage Year-Over-Year Change

A waterfall chart tracking how John Rocker's career Win Percentage 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.
John Rocker Win Percentage year-over-year waterfall chart

John Rocker Win Percentage Distribution vs. Comparable Players

Each box summarizes John Rocker's seasonal Win Percentage 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.
John Rocker Win Percentage distribution box chart versus comparable players

John Rocker Win Percentage — Season-by-Season Breakdown

Every season of John Rocker's MLB career with Win Percentage 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.
John Rocker Win Percentage season-by-season breakdown table