1926

245,769

1927

248,587

1928

250,759

1929

253,147

1930

254,563

1931

253,433

1932

250,005

1933

242,501

1934

237,461

1935

236,472

1936

249,882

1937

253,915

1938

258,089

1939

260,800

1940

266,076

1941

273,418

1942

278,569

1943

268,219

1944

272,328

1945

278,442

1946

293,957

1947

301,158

1948

330,602

1949

351,974

1950

363,774

1951

352,017

1952

355,143

1953

360,819

1954

360,863

1955

366,901

1956

373,383

1957

379,721

1958

392,599

1959

402,776

1960

408,987

1961

423,739

1962

435,196

1963

437,127

1964

440,759

1965

447,394

1966

474,403

1967

509,145

1968

532,301

1969

546,181

1970

548,572

1971

545,911

1972

570,688

1973

548,876

1974

564,015

1975

559,064

1976

542,604

1977

528,556

1978

526,115

1979

533,749

1980

536,373

1981

546,154

1982

546,417

1983

546,941

1984

672,849

1985

704,807

1986

744,929

1987

765,338

1988

779,083

1989

777,715

1990

760,668

1991

748,961

1992

725,290

1993

691,723

1994

728,944

1995

753,384

1996

760,966

1997

765,174

1998

792,041

1999

797,795

2000

787,538

2001

775,903

2002

752,949

2003

729,035

2004

707,485

2005

704,716

2006

696,138

2007

684,762

2008

663,238

2009

623,128

2010

583,908