Bar chart with 5 groups with 2 items per group.
Group 1, 1951-1960
Item 1, Immigrants 1543000
Item 2, Emigrants -463000
Group 2, 1961-1970
Item 1, Immigrants 1429000
Item 2, Emigrants -707000
Group 3, 1971-1980
Item 1, Immigrants 1824000
Item 2, Emigrants -636000
Group 4, 1981-1990
Item 1, Immigrants 1842000
Item 2, Emigrants -491000
Group 5, 1991-2000
Item 1, Immigrants 2335000
Item 2, Emigrants -714000