On-Base Percentage (OBP) is a measurement of a batter's ability to reach base safely and thus avoid creating outs.  The formula is (H+BB+HP)/(AB+BB+HP+SF).

 

YEAR	PLAYER	OBP
2023	A.J. Reyelts Cooper Johnson Tanner Ross	.548 .461 .442
2022	Sam Johnson Tanner Olson A.J. Reyelts Nick Terhaar Tanner Ross	.544 .488 .474 .435 .420
2021	Tanner Olson Conner Pavlowich Kennan Reyelts	.566 .500 .430
2020	(No Season)
2019	Ben Harnell Tanner Olson	.500 .426
2018	Zach Gunderson Lucas Nordquist Ryan Lear Ben Harnell Bryce Huffman Blake Koski	.515 .493 .489 .476 .464 .448
2017	Lucas Nordquist John Aase Bryce Huffman Reid Morin	.506 .488 .469 .459
2016	John Aase Matt Morris Jake Malec Matt Tracey Nathan Carlson Matt Sievert	.460 .441 .433 .426 .416 .413
2015	Jake Malec John Aase Dylan Pionk	.570 .475 .455
2014	John Aase Cody Lewis Evan Scherber Joe Carter Jake Malec	.478 .444 .431 .413 .406
2013	Evan Scherber Ben Nelson Jimmy Merling	.530 .420 .403
2012	Ryan McCarthy Jimmy Merling Jesse Scanlon Ben Nelson Ian Scherber Evan Scherber	.535 .477 .469 .459 .437 .427
2011	Jesse Scanlon Justin Scanlon Ryan McCarthy Jimmy Merling Tyler Pionk Evan Scherber	.528 .485 .471 .463 .457 .435
2010	Justin Scanlon Tyler Pionk Ryan McCarthy Jimmy Merling	.565 .512 .420 .420
2009	Tyler Pionk Eric Makitalo Tim Nylund Charlie Habermann	.425 .420 .419 .403
2008	Kyle Cotrell Charlie Habermann Eric Makitalo	.467 .440 .414
2007	Drew Scherber Kevin Schubert	.471 .412
2006	Dan Carlson Drew Scherber Justin Filzen	.563 .449 .407
2005	Drew Scherber Dan Solarz	.440 .412
2004	Kyle Wojtysiak Jake Comnick Dustin Wiita	.436 .407 .407
2003	Ryan Anderson Dan Carlson Jake Comnick	.468 .462 .434
2002	Mike Pehl Brayden Ward	.544 .426
2001	Mike Pehl Scott Wojtysiak Ryan Delucca	.455 .435 .420
2000	Aaron Slattengren Luke Wargin	.536 .429
1991-99	(No Stats)
1990	Brian Peterson Scott Larson Scott Rohweder Brian Zuck	.446 .431 .419 .407
1989	Kerry Helquist Brian Mrozik	.542 .426
1988	Eric Kindgren Jeff Buetow	.493 .407
1987	Rick LaLonde Craig Peterson Mark Slattengren Bill Bergstrom	.544 .485 .420 .404
1986	Mark Slattengren Jeff Erikson Mark Kieren	.548 .455 .434
1985	Mark Kieren Mark Slattengren Lee Stephenson	.569 .424 .414
1984	Todd Johnson Chris Frank	.426 .424
1983	Bill Norton Todd Johnson Tim Sundstrom Pete Gagne	.585 .429 .426 .407
1982	Tony Dincau Jay Anderson	.500 .466
1981	Dan Norton Matt Downs Nik Peterson Scott Pionk	.519 .500 .444 .433
1980	Scott Pionk Nik Peterson John Kuzas Dan Norton	.463 .447 .444 .429
1979	Nik Peterson Chuck Flynn Dan Norton Jason Malec Scott Pionk	.579 .480 .444 .442 .432
1978	Mike Grover Jay Nelson Dale Nikko Tim Norton	.484 .453 .444 .403
1977	Jay Nelson Bill Kuzas Joe Gaboury John Baublitz Jeff Merling	.446 .436 .435 .420 .405