5 Year People 1962-01-01 -23500 1967-01-01 -23500 1972-01-01 -23500 1977-01-01 87373 1982-01-01 -373366 1987-01-01 -1300000 1992-01-01 650000 1997-01-01 -50000 2002-01-01 30004 2007-01-01 -40000 2012-01-01 -25000 2017-01-01 -25000