Year: 2014
Complaints: 4,014
Reductions: 2,733

Year: 2013
Complaints: 6,025
Reductions: 4,196

Year: 2012
Complaints: 6,387
Reductions: 5,245

Year: 2011
Complaints: 7,472
Reductions: 6,475

Year: 2010
Complaints: 5,285
Reductions: 4,279

Year: 2009
Complaints: 5,414
Reductions: 4,257

Year: 2008
Complaints: 2,716
Reductions: 1,968

Year: 2007
Complaints: 1,996
Reductions: 1,209

Year: 2006
Complaints: 905
Reductions: 559

Year: 2005
Complaints: 1,055
Reductions: 617

Year: 2004
Complaints: 1,057
Reductions: 623

Year: 2003
Complaints: 1,823
Reductions: 1,113

Year: 2002
Complaints: 1,376
Reductions: 788

Year: 2001
Complaints: 1,396
Reductions: not available

Year: 2000
Complaints: 755
Reductions: not available

Year: 2015
Complaints: 4,708
Reductions: not available