How Dave Heaverlo's Walks Compares to Similar Players

Dave Heaverlo totaled 188 career Walks, well above the relief pitcher average of 115.5 — production that significantly underperformed against league baselines. His strongest Walks season came in 1981, posting 3, well below the relief pitcher average of 17.7 that year. The highest point came in 1979 at 42, well above the relief pitcher average of 25.0 that year. The Walks trended upward through the final seasons. The Walks total went from 42 in 1979 to 35 in 1980 and 3 in 1981, falling over the span. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Walks profile — ranging from 3 to 42 — though the career average remained well below league norms.

Dave Heaverlo Lifetime Walks and Similar Stats

Stats similar to Walks for Dave Heaverlo
Dave Heaverlo
Walks
Dave Heaverlo
Intentional Walks
Dave Heaverlo
Walks Allowed Per 9 Innings
Career188553.15
Season Avg.26.867.863.15
162 Game Avg.85.5525.033.15
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Dave Heaverlo Walks Per Season

Dave Heaverlo's Walks 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.
Dave Heaverlo Walks per season line chart

Dave Heaverlo Walks by Team

Dave Heaverlo's career Walks totals broken down by each team he played for, ordered by when he first joined that team.
Dave Heaverlo career Walks by team bar chart

Dave Heaverlo Cumulative Walks — Career Progression

A running total of Dave Heaverlo's career Walks, 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.
Dave Heaverlo Walks year-over-year waterfall chart

Dave Heaverlo Walks Distribution vs. Comparable Players

Each box summarizes Dave Heaverlo's seasonal Walks 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.
Dave Heaverlo Walks distribution box chart versus comparable players

Dave Heaverlo Walks — Season-by-Season Breakdown

Every season of Dave Heaverlo's MLB career with Walks 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.
Dave Heaverlo Walks season-by-season breakdown table