How Grant Roberts's Win Percentage Compares to Similar Players

Grant Roberts posted a career Win Percentage of 50.0, near the relief pitcher average of 49.61 — a profile that tracked closely with league norms. His best Win Percentage season came in 2001, posting 100.0, well above the relief pitcher average of 48.34 that year. The lowest point came in 2003 at .000, well below the relief pitcher average of 48.3 that year. Production slipped through the final seasons. The figure moved from 75.0 in 2002 to .000 in 2003. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Win Percentage profile — ranging from .000 to 100.0 — though the career average tracked near league norms.

Grant Roberts Lifetime Win Percentage

Stats similar to Win Percentage for Grant Roberts
Grant Roberts
Win Percentage
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Season Avg.50
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Grant Roberts Win Percentage Per Season

Grant Roberts'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.
Grant Roberts Win Percentage per season line chart

Grant Roberts Win Percentage by Team

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

Grant Roberts Win Percentage Year-Over-Year Change

A waterfall chart tracking how Grant Roberts'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.
Grant Roberts Win Percentage year-over-year waterfall chart

Grant Roberts Win Percentage Distribution vs. Comparable Players

Each box summarizes Grant Roberts'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.
Grant Roberts Win Percentage distribution box chart versus comparable players

Grant Roberts Win Percentage — Season-by-Season Breakdown

Every season of Grant Roberts'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.
Grant Roberts Win Percentage season-by-season breakdown table