About Win Percentage

Win percentage is a metric that shows how often a pitcher wins when they are responsible for a win or a loss. It is calculated by dividing wins by the number of decisions, which is the sum of wins and losses. No decisions are not reflected in win percentage. Generally, for Win Percentage, higher is better. (Source)

Top Washington Nationals Players by Win Percentage

Which Washington Nationals players rank highest in Win Percentage? Below are the top ten by single season and by career totals with the team, requiring at least 50 innings pitched for a season record, or 100 innings pitched for a career record with the team.
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Washington Nationals Win Percentage Per Season

Washington Nationals's Win Percentage for each season of their history, plotted alongside yearly averages for MLB, the Unknown, and the Unknown.
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Washington Nationals Win Percentage Season Distribution vs. MLB and Peers

Each box summarizes Win Percentage across all seasons, comparing the Washington Nationals to MLB as a whole, the Unknown, and the Unknown. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max values.
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Washington Nationals Win Percentage Year-Over-Year Change

A waterfall chart showing how the Washington Nationals's Win Percentage shifted season over season. Each bar represents the change from the previous year, making it easy to spot peak and decline phases.
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Washington Nationals Win Percentage — Season-by-Season Breakdown

Every season of Washington Nationals's history with Win Percentage alongside yearly averages for MLB, the Unknown, and the Unknown. Career totals include sum, average, minimum, maximum, and median.
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