New Zealand data is from Ministry of Health (2010, December). Suicide Facts: Deaths and intentional self-harm hospitalisations 2008, retrieved 17 March 2011. Data is sourced from the NZ Mortality Collection and is shown in Table 1 ‘suicide-facts-2008-deaths-dec2010.xls’, from http://www.moh.govt.nz/moh.nsf/indexmh/suicide-facts-2008.
The year of data collection varies by country. 2004 - Canada; 2005 - Belgium; 2006 - Australia, Denmark, Germany; 2007 - Chile, Italy, Switzerland, USA; 2008 - France, Israel, Luxembourg, Mexico, Poland, Spain, Sweden; 2009 - Austria, Czech Rep., Estonia, Finland, Greece, Hungary, Iceland, Ireland, Japan, Korea, Netherlands, Norway, Portugal, Slovak Rep., Slovenia, UK. No data was available for Turkey. OECD average is an unweighted average of country data.