• Trends in national mortality rates •  

Graphs showing time trends in mortality rates

Population of the world and continental regions,

middle-aged adults (35-69 years): 1950-2010

Graph showing population of middle-aged adults in world and continents

Notes: Of the world's 2.19 billion middle-aged adults in 2005, 1.33 billion lived in Asia, 330 million in Europe, 200 million in Africa, 180 million in Latin America and the Caribbean, 130 million in Northern America, and more than 10 million in Oceania.

The number of middle-aged adults passed 1 billion in 1968, then 2 billion in 2002. In the mid-2000s, the world's middle-aged population was expanding by 48 million a year, of which 35 million a year was in Asia (compared with 5 million a year in Africa, 4 million a year in Latin America and the Caribbean, and 2 million a year each in Northern America and Europe).

Source of data: United Nations Population Division, "World Population Prospects: The 2006 Revision".

WHO mortality rates for particular countries, ages and causes of death