Making the Grade

7.8

/

2008

5.3

/

2018

6.101

/

2003

6.2

/

1955

5.7

/

2019

7.9

/

2010

5.2

/

2007

7.6

/

2019

5.8

/

1931

7.578

/

2013

8.4

/

2012

7.5

/

2013

10

/

2007

5.8

/

2018

5.2

/

2024

8

/

NaN

8.7

/

2002

5.529

/

2002

6.2

/

1986