Reports 2020 Report IUBS Special Report (2015-2019) 2019 Report 2018 Report 2017 Report 2017 Report 2015 Report 2014 Report 2013 Report 2012 Report 2011 Report 2010 Report 2009 Report 2005-2009 Report 2003-2005 Report 2000-2003 Report 2001 Report 1976 Report 1973 Report 1971 Report