Key demographic trends (2)

• Net migration


  The difference between immigration and emigration
• Net migration in the UK increased significantly in the second half of the 20th century, having been very low prior to that
• The UK was a net exporter of people for many years
• Since 1945 there has been significant fluctuation in net migration, with times when immigration and emigration are higher or lower, impacting net migration
• There have still been years of net emigration, the most recent being 1992, the most statistically significant being the 1970s and early 1980s
• The norm since the middle of the 1980s is for more people to arrive than to leave
• Life expectancy


  The average number of years a person can expect to live
• Current life expectancy is 79.2 for males and 83.1 for females
• Life expectancy has been steadily climbing for many years, although the rate of increase has slowed
• In 1901, the life expectancy was 48.5 for males and 52.4 for females