How Mike Proly's Win Percentage Compares to Similar Players

Mike Proly posted a career Win Percentage of 43.14, below the relief pitcher average of 49.61 — a level that fell short of typical league production. His best Win Percentage season came in 1976, posting 100.0, well above the relief pitcher average of 47.59 that year. The lowest point came in 1983 at 16.67, well below the relief pitcher average of 48.89 that year. Production slipped through the final seasons. The figure moved from 66.67 in 1981 to 62.5 in 1982 and 16.67 in 1983. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Win Percentage profile — ranging from 16.67 to 100.0 — though the career average fell below league norms.

Mike Proly Lifetime Win Percentage

Stats similar to Win Percentage for Mike Proly
Mike Proly
Win Percentage
Career43.14
Season Avg.43.14
162 Game Avg.43.14
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Mike Proly Win Percentage Per Season

Mike Proly's Win Percentage 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.
Mike Proly Win Percentage per season line chart

Mike Proly Win Percentage by Team

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

Mike Proly Win Percentage Year-Over-Year Change

A waterfall chart tracking how Mike Proly'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.
Mike Proly Win Percentage year-over-year waterfall chart

Mike Proly Win Percentage Distribution vs. Comparable Players

Each box summarizes Mike Proly'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.
Mike Proly Win Percentage distribution box chart versus comparable players

Mike Proly Win Percentage — Season-by-Season Breakdown

Every season of Mike Proly'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.
Mike Proly Win Percentage season-by-season breakdown table