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

Bill Day posted a career Home Runs Allowed Per 9 Innings of .100, well below the relief pitcher average of .823 — a mark that ranked among the best of his era. Across 2 seasons, the Home Runs Allowed Per 9 Innings arc showed a promising start, with limited data making longer-term conclusions premature. With 2 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 .120 — though the career average remained well above league norms.

Bill Day Lifetime Home Runs Allowed Per 9 Innings

Stats similar to Home Runs Allowed Per 9 Innings for Bill Day
Bill Day
Home Runs Allowed Per 9 Innings
Career0.1
Season Avg.0.1
162 Game Avg.0.1
More InfoSee More

Bill Day Home Runs Allowed Per 9 Innings Per Season

Bill Day's Home Runs Allowed Per 9 Innings 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.
Bill Day Home Runs Allowed Per 9 Innings per season line chart

Bill Day Home Runs Allowed Per 9 Innings by Team

Bill Day'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 Day career Home Runs Allowed Per 9 Innings by team bar chart

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

A waterfall chart tracking how Bill Day'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 Day Home Runs Allowed Per 9 Innings year-over-year waterfall chart

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

Each box summarizes Bill Day'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 Day Home Runs Allowed Per 9 Innings distribution box chart versus comparable players

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

Every season of Bill Day'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 Day Home Runs Allowed Per 9 Innings season-by-season breakdown table