"Figure 4: In Wales, ischaemic heart diseases continued to be the leading cause of death in June 2021","" "Age-standardised mortality rates for selected leading causes of death, per 100,000 people, Wales, deaths registered in June 2021","" "","" "Notes","1. Age-standardised mortality rates per 100,000 population, standardised to the 2013 European Standard Population. Monthly rates are adjusted to allow for comparisons with annual rates. For more information, see [Section 10: Measuring the data](https://www.ons.gov.uk/peoplepopulationandcommunity/birthsdeathsandmarriages/deaths/bulletins/monthlymortalityanalysisenglandandwales/june2021#measuring-the-data ""Section 10: Measuring the data"") 2. Figures for 2020 and 2021 are based on provisional mortality data and projected populations. 3. Figures exclude deaths of non-residents. 4. The five-year average has been provided for 2015 to 2019 (rather than 2016 to 2020) because of the impact of the coronavirus (COVID-19) pandemic on deaths registered in 2020. The average for 2015 to 2019 provides a comparison of the number of deaths expected per month in a usual (non-pandemic) year." "Unit","Age-standardised mortality rates" "","" "Leading cause","June 2021","5-year average" "Ischaemic heart diseases","108.5","113.5" "Dementia and Alzheimer disease","96.8","97.0" "Malignant neoplasm of trachea bronchus and lung","51.9","55.4" "Cerebrovascular diseases","44.3","60.7" "Chronic lower respiratory diseases","43.3","51.7" "Malignant neoplasm of colon sigmoid rectum and anus","33.4","28.6" "Influenza and Pneumonia","26.3","54.2" "Symptoms signs and ill-defined conditions","24.7","21.1" "Malignant neoplasms stated or presumed to be primary of lymphoid haematopoietic and related tissue","19.7","20.1" "Malignant neoplasm of breast","19.8","19.5"