2023

6.1

2007

6.7

1992

6.8

2002

5.3

2002

5.9

2005

6.3

2001

6.3

1996

5.6

2004

7.0

1997

6.1

2004

6.6

1995

7.0

1999

7.3

2001

4.9

1990

6.9

1992

6.6

2007

7.4

1987

7.2

1984

6.3

1986

5.6