How Summerhill Works

0

/

1971

0

/

1954

0

/

NaN

10

/

2015

9.5

/

2023

6.4

/

1960

0

/

2015

0

/

2024

0

/

2015

0

/

2003

8

/

1994

0

/

2007

8

/

2007

7

/

2007

0

/

1994

0

/

1994

0

/

2024

5.9

/

2008

0

/

2024

0

/

1996