ครูและนักเรียน

7.99

/

1957

8.3

/

1997

5.9

/

1932

7.1

/

1995

6.4

/

1996

5.8

/

1988

7.502

/

1978

7.263

/

1983

5.893

/

2000

7.6

/

1982

7.7

/

1994

5.507

/

2007

6.386

/

2010

6.184

/

1972

6.699

/

1988

5.093

/

1999

7.83

/

2010

8.102

/

2008

9.5

/

1911

7.97

/

1995

5.518

/

2003

6.6

/

2001

1

/

2017

4.9

/

1996

4.9

/

2006

7

/

2017

5.5

/

2015

5.868

/

2006

6.3

/

1996

6.7

/

1992

7.5

/

2010

6.777

/

2015

6.82

/

1994

5.5

/

2005

6

/

2017

6.154

/

1981

6.2

/

2006

7.368

/

1999

6.928

/

1981

6

/

2018