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Progressive ERA
Leaderboard
 
This table is a snapshot of the career, single-season, active, and yearly leaders at the end of each season.
* - Indicates Hall of Fame
Bold - Indicates active player
Year    Career ERA    Single-Season ERA    Active ERA    Yearly ERA 
2000      Samson Steele * 1.895      Samson Steele * 1.895 
2001      Aaron Bacon * 1.372      Aaron Bacon * 1.372 
2002      Aaron Bacon * 1.372      Benjamin Alcala 2.032 
2003    Aaron Bacon * 2.033    Aaron Bacon * 1.372    Aaron Bacon * 2.033    Robby Butler 1.997 
2004    Aaron Bacon * 2.015    Edgardo Castillo * 1.054    Aaron Bacon * 2.015    Edgardo Castillo * 1.054 
2005    Aaron Bacon * 1.998    Edgardo Castillo * 1.054    Aaron Bacon * 1.998    Edgardo Castillo * 1.674 
2006    Edgardo Castillo * 1.913    Edgardo Castillo * 1.054    Edgardo Castillo * 1.913    Edgardo Castillo * 2.031 
2007    Edgardo Castillo * 1.895    Edgardo Castillo * 1.054    Edgardo Castillo * 1.895    James Yim * 1.243 
2008    Edgardo Castillo * 1.912    Edgardo Castillo * 1.054    Edgardo Castillo * 1.912    James Yim * 1.450 
2009    James Yim * 1.880    Edgardo Castillo * 1.054    James Yim * 1.880    James Yim * 1.572 
2010    James Yim * 1.834    Edgardo Castillo * 1.054    James Yim * 1.834    James Yim * 1.557 
2011    James Yim * 1.775    Edgardo Castillo * 1.054    James Yim * 1.775    James Yim * 1.362 
2012    James Yim * 1.800    Edgardo Castillo * 1.054    James Yim * 1.800    Leo Cleland * 1.511 
2013    James Yim * 1.839    Edgardo Castillo * 1.054    James Yim * 1.839    Xavier Josephs 1.591 
2014    James Yim * 1.877    Edgardo Castillo * 1.054    James Yim * 1.877    Ben Lamela 1.535 
2015    James Yim * 1.864    Edgardo Castillo * 1.054    James Yim * 1.864    David Echegaray 1.607 
2016    James Yim * 1.900    Edgardo Castillo * 1.054    James Yim * 1.900    Ben Lamela 1.641 
2017    James Yim * 1.940    Edgardo Castillo * 1.054    James Yim * 1.940    Ben Lamela 1.633 
2018    James Yim * 1.958    Edgardo Castillo * 1.054    James Yim * 1.958    Danny Day 1.574 
2019    James Yim * 2.028    Edgardo Castillo * 1.054    James Yim * 2.028    Ben Lamela 1.507 
2020    Ben Lamela 2.041    Edgardo Castillo * 1.054    Ben Lamela 2.041    Ben Lamela 2.064 
2021    Ben Lamela 2.070    Edgardo Castillo * 1.054    Ben Lamela 2.070    Danny Day 2.020 
2022    Ben Lamela 2.110    Edgardo Castillo * 1.054    Ben Lamela 2.110    Chad Schmidt 1.819 
2023    James Yim * 2.126    Edgardo Castillo * 1.054    Ben Lamela 2.222    Jonathan Alexander 1.916 
2024    James Yim * 2.126    Edgardo Castillo * 1.054    Ben Lamela 2.301    Ralph Ives 2.096 
2025    James Yim * 2.126    Edgardo Castillo * 1.054    Chad Schmidt 2.432    Shane Hales 1.789 
2026    James Yim * 2.126    Edgardo Castillo * 1.054    Chad Schmidt 2.421    Ralph Ives 2.129 
2027    James Yim * 2.126    Edgardo Castillo * 1.054    Alfonso Font 2.222    Xalbador Laguna 1.785 
2028    James Yim * 2.126    Edgardo Castillo * 1.054    Alfonso Font 2.310    Kevin Smith 1.812 
2029    James Yim * 2.126    Edgardo Castillo * 1.054    Kevin Smith 2.227    Kevin Smith 1.602 
 
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