Transitioning

8

/

1953

7.5

/

2006

7.2

/

1990

4.5

/

2005

6.805

/

1998

7.2

/

1998

5

/

2017

6.9

/

1991

6

/

1997

6.6

/

2002

6.1

/

2004

6.708

/

1973

5.5

/

2009

7.659

/

2008

6.3

/

2009

7.071

/

2009

6.2

/

2008

6.9

/

1927

6.3

/

2006

6.8

/

2015