How Duane Underwood's Win Percentage Compares to Similar Players

Duane Underwood posted a career Win Percentage of 33.33, well below the relief pitcher average of 49.61 — production that significantly underperformed against league baselines. His best Win Percentage season came in 2023, posting 100.0, well above the relief pitcher average of 51.51 that year. The lowest point came in 2018 at .000, well below the relief pitcher average of 49.97 that year. The Win Percentage trended upward through the final seasons. The figure moved from 40.0 in 2021 to 14.29 in 2022 and 100.0 in 2023. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Win Percentage profile — ranging from .000 to 100.0 — though the career average remained well below league norms.

Duane Underwood Lifetime Win Percentage

Stats similar to Win Percentage for Duane Underwood
Duane Underwood
Win Percentage
Career33.33
Season Avg.33.33
162 Game Avg.33.33
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Duane Underwood Win Percentage Per Season

Duane Underwood'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.
Duane Underwood Win Percentage per season line chart

Duane Underwood Win Percentage by Team

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

Duane Underwood Win Percentage Year-Over-Year Change

A waterfall chart tracking how Duane Underwood'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.
Duane Underwood Win Percentage year-over-year waterfall chart

Duane Underwood Win Percentage Distribution vs. Comparable Players

Each box summarizes Duane Underwood'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.
Duane Underwood Win Percentage distribution box chart versus comparable players

Duane Underwood Win Percentage — Season-by-Season Breakdown

Every season of Duane Underwood'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.
Duane Underwood Win Percentage season-by-season breakdown table