Year Persons 1960-01-01 27000 1961-01-01 22000 1962-01-01 20000 1963-01-01 16000 1964-01-01 13000 1965-01-01 17000 1966-01-01 18000 1967-01-01 28000 1968-01-01 35000 1969-01-01 31000 1970-01-01 29000 1971-01-01 28000 1972-01-01 35000 1973-01-01 43000 1974-01-01 51000 1975-01-01 91000 1976-01-01 133000 1977-01-01 160000 1978-01-01 176000 1979-01-01 191000 1980-01-01 204000 1981-01-01 238000 1982-01-01 268000 1983-01-01 292000 1984-01-01 296000 1985-01-01 288000 1986-01-01 280000 1987-01-01 275000 1988-01-01 255000 1989-01-01 235000 1990-01-01 222000 1991-01-01 232000 1992-01-01 255000 1993-01-01 294315 1994-01-01 314811 1995-01-01 316870 1996-01-01 312235 1997-01-01 305610 1998-01-01 286224 1999-01-01 195775 2000-01-01 163925 2001-01-01 138900 2002-01-01 163525 2003-01-01 170450 2004-01-01 188200 2005-01-01 194200 2006-01-01 192175 2007-01-01 178575 2008-01-01 163225 2009-01-01 175625 2010-01-01 189075 2011-01-01 158375 2012-01-01 164675 2013-01-01 185025 2014-01-01 181875 2015-01-01 178425 2016-01-01 173475 2017-01-01 162550