"Figure 2: Excess winter mortality index in 2018 to 2019 statistically significantly lower than 2017 to 2018","" "Excess winter mortality index (based on death occurrences) by country, England and Wales, between 1991 to 1992 and 2018 to 2019","" "","" "Notes","1. Figures are based on deaths occurring in each period (August through to the following July). Numbers of deaths from January to July 2019 are provisional and have been adjusted to take account of late registrations. 2. The excess winter mortality (EWM) index is calculated as excess winter deaths (EWD) divided by the average non-winter deaths, expressed as a percentage. 3. Figures for England and Wales exclude deaths of non-residents. " "Unit","Excess winter mortality index" "","" "Winter season","England","Wales" "1991 to 1992","20.1","18.8" "1992 to 1993","14.6","14.8" "1993 to 1994","14.6","8.7" "1994 to 1995","15.6","15" "1995 to 1996","22.9","22.2" "1996 to 1997","27.9","26.8" "1997 to 1998","13.3","12.1" "1998 to 1999","27.6","27.2" "1999 to 2000","29","27.4" "2000 to 2001","14.8","15.5" "2001 to 2002","16.4","14.3" "2002 to 2003","14.3","12.9" "2003 to 2004","13.8","14.7" "2004 to 2005","19.5","18.6" "2005 to 2006","15.7","15.6" "2006 to 2007","15","13.9" "2007 to 2008","15.5","14.2" "2008 to 2009","23.4","25.1" "2009 to 2010","16.7","17.3" "2010 to 2011","16.5","20.4" "2011 to 2012","15.6","12.7" "2012 to 2013","19.6","18" "2013 to 2014","11.1","10.2" "2014 to 2015","27","24.9" "2015 to 2016","14.6","17.4" "2016 to 2017","21.1","17.6" "2017 to 2018","29.6","32.3" "2018 to 2019","14.2","13.1"