How Rich Robertson's Win Percentage Compares to Similar Players

Rich Robertson posted a career Win Percentage of 48.15, near the starting pitcher average of 50.35 — a profile that tracked closely with league norms. His best Win Percentage season came in 1968, posting 100.0, well above the starting pitcher average of 50.52 that year. The lowest point came in 1969 at 25.0, well below the starting pitcher average of 50.15 that year. The Win Percentage trended upward through the final seasons. The figure moved from 25.0 in 1969 to 47.06 in 1970 and 50.0 in 1971. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Win Percentage profile — ranging from 25.0 to 100.0 — though the career average tracked near league norms.

Rich Robertson Lifetime Win Percentage

Stats similar to Win Percentage for Rich Robertson
Rich Robertson
Win Percentage
Career48.15
Season Avg.48.15
162 Game Avg.48.15
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Rich Robertson Win Percentage Per Season

Rich Robertson'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, SP, North America, or players born in the same country — to see how he stacked up year by year.
Rich Robertson Win Percentage per season line chart

Rich Robertson Win Percentage by Team

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

Rich Robertson Win Percentage Year-Over-Year Change

A waterfall chart tracking how Rich Robertson'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.
Rich Robertson Win Percentage year-over-year waterfall chart

Rich Robertson Win Percentage Distribution vs. Comparable Players

Each box summarizes Rich Robertson'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.
Rich Robertson Win Percentage distribution box chart versus comparable players

Rich Robertson Win Percentage — Season-by-Season Breakdown

Every season of Rich Robertson'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.
Rich Robertson Win Percentage season-by-season breakdown table