How Bob Duliba's Range Factor Compares to Similar Players

Bob Duliba posted a career Range Factor of .358, well below the league average of 3.19 — production that significantly underperformed against league baselines. His best Range Factor season came in 1959, posting 1.0, well below the league average of 3.31 that year. The lowest point came in 1963 at .000, well below the league average of 3.34 that year. Production slipped through the final seasons. The figure moved from .328 in 1964 to .359 in 1965 and .143 in 1967. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Range Factor profile — ranging from .000 to 1.0 — though the career average remained well below league norms.

Bob Duliba Lifetime Range Factor

Stats similar to Range Factor for Bob Duliba
Bob Duliba
Range Factor
Career0.358
Season Avg.0.358
162 Game Avg.0.358
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Bob Duliba Range Factor Per Season

Bob Duliba's Range Factor 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.
Bob Duliba Range Factor per season line chart

Bob Duliba Range Factor by Team

Bob Duliba's career Range Factor totals broken down by each team he played for, ordered by when he first joined that team.
Bob Duliba career Range Factor by team bar chart

Bob Duliba Range Factor Year-Over-Year Change

A waterfall chart tracking how Bob Duliba's career Range Factor 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.
Bob Duliba Range Factor year-over-year waterfall chart

Bob Duliba Range Factor Distribution vs. Comparable Players

Each box summarizes Bob Duliba's seasonal Range Factor 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.
Bob Duliba Range Factor distribution box chart versus comparable players

Bob Duliba Range Factor — Season-by-Season Breakdown

Every season of Bob Duliba's MLB career with Range Factor 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.
Bob Duliba Range Factor season-by-season breakdown table