How Roy Lee Jackson's Balks Compares to Similar Players

Roy Lee Jackson totaled 4 career Balks, well above the relief pitcher average of 1.4 — production that significantly underperformed against league baselines. His strongest Balks season came in 1977, posting 0, well below the relief pitcher average of 0.5 that year. The highest point came in 1986 at 2, well above the relief pitcher average of 0.5 that year. Production slipped through the final seasons. The Balks total went from 0 in 1984 to 1 in 1985 and 2 in 1986, rising over the span. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Balks profile — ranging from 0 to 2 — though the career average remained well below league norms.

Roy Lee Jackson Lifetime Balks

Stats similar to Balks for Roy Lee Jackson
Roy Lee Jackson
Balks
Career4
Season Avg.0.4
162 Game Avg.2.31
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Roy Lee Jackson Balks Per Season

Roy Lee Jackson's Balks 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.
Roy Lee Jackson Balks per season line chart

Roy Lee Jackson Balks by Team

Roy Lee Jackson's career Balks totals broken down by each team he played for, ordered by when he first joined that team.
Roy Lee Jackson career Balks by team bar chart

Roy Lee Jackson Cumulative Balks — Career Progression

A running total of Roy Lee Jackson's career Balks, 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.
Roy Lee Jackson Balks year-over-year waterfall chart

Roy Lee Jackson Balks Distribution vs. Comparable Players

Each box summarizes Roy Lee Jackson's seasonal Balks 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.
Roy Lee Jackson Balks distribution box chart versus comparable players

Roy Lee Jackson Balks — Season-by-Season Breakdown

Every season of Roy Lee Jackson's MLB career with Balks 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.
Roy Lee Jackson Balks season-by-season breakdown table