Year

Passenger Traffic (10 000 persons)

Passenger-Kilometers
(100 million passenger-km)

1978

23042

100.6

1980

26439

129.1

1985

30863

178.7

1989

31778

188.3

1990

27225

164.9

1991

26109

177.2

1992

26502

198.4

1993

27074

196.5

1994

26165

183.5

1995

23924

171.8

1996

22895

160.6

1997

22573

155.7

1998

20545

120.3

1999

19151

107.3

2000

19386

100.5

2001

18645

89.9

2002

18693

81.8

2003

17142

63.1