1990

Teams That Changed Closers: 10

1991

Teams That Changed Closers: 12

1992

Teams That Changed Closers: 10

1993

Teams That Changed Closers: 9

1994

Teams That Changed Closers: 9

1995

Teams That Changed Closers: 6

1996

Teams That Changed Closers: 8

1997

Teams That Changed Closers: 10

1998

Teams That Changed Closers: 12

1999

Teams That Changed Closers: 11

2000

Teams That Changed Closers: 12

2001

Teams That Changed Closers: 12

2002

Teams That Changed Closers: 4

2003

Teams That Changed Closers: 13

2004

Teams That Changed Closers: 14

2005

Teams That Changed Closers: 10

2006

Teams That Changed Closers: 17

2007

Teams That Changed Closers: 11

2008

Teams That Changed Closers: 11

2009

Teams That Changed Closers: 13

2010

Teams That Changed Closers: 13

2011

Teams That Changed Closers: 8

2012

Teams That Changed Closers: 15

2013

Teams That Changed Closers: 9

2014

Teams That Changed Closers: 11

2015

Teams That Changed Closers: 10

2016

Teams That Changed Closers: 16

2017

Teams That Changed Closers: 15

2018

Teams That Changed Closers: 18

2019

Teams That Changed Closers: 21