How Leo Hafford's Earned Runs Compares to Similar Players

Leo Hafford totaled 2 career Earned Runs, well below the starting pitcher average of 332.0 — a mark that ranked among the best of his era. Across 1 season, the Earned Runs arc showed a promising start, with limited data making longer-term conclusions premature. With 1 season of data, the Earned Runs arc was above league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well above league norms across 1 season.

Leo Hafford Lifetime Earned Runs

Stats similar to Earned Runs for Leo Hafford
Leo Hafford
Earned Runs
Career2
Season Avg.2
162 Game Avg.108
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Leo Hafford Earned Runs Per Season

Leo Hafford's Earned Runs 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.
Leo Hafford Earned Runs per season line chart

Leo Hafford Earned Runs by Team

Leo Hafford's career Earned Runs totals broken down by each team he played for, ordered by when he first joined that team.
Leo Hafford career Earned Runs by team bar chart

Leo Hafford Cumulative Earned Runs — Career Progression

A running total of Leo Hafford's career Earned Runs, plotted season by season. Each point shows the cumulative figure through the end of that year, making it easy to see when he reached key milestones and how his pace changed over time.
Leo Hafford Earned Runs year-over-year waterfall chart

Leo Hafford Earned Runs Distribution vs. Comparable Players

Each box summarizes Leo Hafford's seasonal Earned Runs 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.
Leo Hafford Earned Runs distribution box chart versus comparable players

Leo Hafford Earned Runs — Season-by-Season Breakdown

Every season of Leo Hafford's MLB career with Earned Runs 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.
Leo Hafford Earned Runs season-by-season breakdown table