Class

6

/

1983

6

/

NaN

7.858

/

1996

7.632

/

1997

8.547

/

1957

7.1

/

2006

8.139

/

2019

7.218

/

2004

7.733

/

2019

6.3

/

2014

6.428

/

2008

6.286

/

2003

6.775

/

1977

7.8

/

1989

7.5

/

2001

7

/

1941

8.462

/

1966

7.869

/

1974

6.548

/

2017

8.223

/

1999