How Bill Hopper's Home Runs Allowed Per 9 Innings Compares to Similar Players

Bill Hopper posted a career Home Runs Allowed Per 9 Innings of .300, well below the relief pitcher average of .823 — a mark that ranked among the best of his era. Across 3 seasons, the Home Runs Allowed Per 9 Innings arc showed a promising start, with limited data making longer-term conclusions premature. With 3 seasons of data, the Home Runs Allowed Per 9 Innings arc was above league norms — too limited for reliable trend analysis. Significant season-to-season variance characterizes the Home Runs Allowed Per 9 Innings profile — ranging from .000 to .750 — though the career average remained well above league norms.

Bill Hopper Lifetime Home Runs Allowed Per 9 Innings

Stats similar to Home Runs Allowed Per 9 Innings for Bill Hopper
Bill Hopper
Home Runs Allowed Per 9 Innings
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Bill Hopper Home Runs Allowed Per 9 Innings Per Season

Bill Hopper's Home Runs Allowed Per 9 Innings for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Bill Hopper Home Runs Allowed Per 9 Innings per season line chart

Bill Hopper Home Runs Allowed Per 9 Innings by Team

Bill Hopper's career Home Runs Allowed Per 9 Innings totals broken down by each team he played for, ordered by when he first joined that team.
Bill Hopper career Home Runs Allowed Per 9 Innings by team bar chart

Bill Hopper Home Runs Allowed Per 9 Innings Year-Over-Year Change

A waterfall chart tracking how Bill Hopper's career Home Runs Allowed Per 9 Innings 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.
Bill Hopper Home Runs Allowed Per 9 Innings year-over-year waterfall chart

Bill Hopper Home Runs Allowed Per 9 Innings Distribution vs. Comparable Players

Each box summarizes Bill Hopper's seasonal Home Runs Allowed Per 9 Innings 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.
Bill Hopper Home Runs Allowed Per 9 Innings distribution box chart versus comparable players

Bill Hopper Home Runs Allowed Per 9 Innings — Season-by-Season Breakdown

Every season of Bill Hopper's MLB career with Home Runs Allowed Per 9 Innings 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.
Bill Hopper Home Runs Allowed Per 9 Innings season-by-season breakdown table