Talk no. 1, 15 p.
Talk no. 2, 14 p.
Talk no. 5, 12 p.
Talk no. 8, 11 p.
Talk no. 9, 5 p.
Talk no. 10, 7 p.
Talk no. 11, 3 p.
Talk no. 12, 14 p.
Talk no. 14, 10 p.
Talk no. 15, 7 p.





