How Jack Aker's Batters Faced Compares to Similar Players

Jack Aker totaled 3,144 career Batters Faced, well above the relief pitcher average of 1,243.7 — a mark that ranked among the best of his era. His best Batters Faced season came in 1966, posting 442, well above the relief pitcher average of 250.0 that year. The lowest point came in 1964 at 80, well below the relief pitcher average of 257.4 that year. Production slipped through the final seasons. The Batters Faced total went from 315 in 1972 to 281 in 1973 and 244 in 1974, falling over the span. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Batters Faced profile — ranging from 80 to 442 — though the career average remained well above league norms.

Jack Aker Lifetime Batters Faced and Similar Stats

Stats similar to Batters Faced for Jack Aker
Jack Aker
Batters Faced
Jack Aker
Batters Faced Per 9 Innings
Career314437.93
Season Avg.285.8237.93
162 Game Avg.1028.9537.93
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Jack Aker Batters Faced Per Season

Jack Aker's Batters Faced 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.
Jack Aker Batters Faced per season line chart

Jack Aker Batters Faced by Team

Jack Aker's career Batters Faced totals broken down by each team he played for, ordered by when he first joined that team.
Jack Aker career Batters Faced by team bar chart

Jack Aker Cumulative Batters Faced — Career Progression

A running total of Jack Aker's career Batters Faced, 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.
Jack Aker Batters Faced year-over-year waterfall chart

Jack Aker Batters Faced Distribution vs. Comparable Players

Each box summarizes Jack Aker's seasonal Batters Faced 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.
Jack Aker Batters Faced distribution box chart versus comparable players

Jack Aker Batters Faced — Season-by-Season Breakdown

Every season of Jack Aker's MLB career with Batters Faced 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.
Jack Aker Batters Faced season-by-season breakdown table