How John Halama's ERA Compares to Similar Players

John Halama posted a career ERA of 4.65, well above the starting pitcher average of 3.87 — production that significantly underperformed against league baselines. His strongest ERA season came in 2002, posting 3.56, below the starting pitcher average of 4.34 that year. The highest point came in 2006 at 6.14, well above the starting pitcher average of 4.65 that year, a partial season. Production slipped through the final seasons. The figure moved from 4.7 in 2004 to 5.68 in 2005 and 6.14 in 2006. The decline marked the closing chapter of the career. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 9 seasons.

John Halama Lifetime ERA and Similar Stats

Stats similar to ERA for John Halama
John Halama
ERA
John Halama
Component ERA
John Halama
Defense Independent ERA
Career4.654.874.57
Season Avg.4.654.874.57
162 Game Avg.4.654.874.57
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John Halama ERA Per Season

John Halama's ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, SP, North America, or players born in the same country — to see how he stacked up year by year.
John Halama ERA per season line chart

John Halama ERA by Team

John Halama's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
John Halama career ERA by team bar chart

John Halama ERA Year-Over-Year Change

A waterfall chart tracking how John Halama's career ERA 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.
John Halama ERA year-over-year waterfall chart

John Halama ERA Distribution vs. Comparable Players

Each box summarizes John Halama's seasonal ERA 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.
John Halama ERA distribution box chart versus comparable players

John Halama ERA — Season-by-Season Breakdown

Every season of John Halama's MLB career with ERA 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.
John Halama ERA season-by-season breakdown table