Span 02 (1981)

Span 03 (1982)

Span 04 (1982)

Span 05 (1982)

Span 06 (1983)

Span 07 (1983)

Span 08 (1984)

Span 09 (1986)

Span 10 (1987)

Span 12 (1988)

Span 14 (1989)

Span 15 (1990)

Span 16 (1990)

Span 17 (1991)

Span 18 (1992)

Span 19 (1993)

Span 20 (1993)

Span 21 (1993)

Span 24 (1996)

Span 25 (1998)

Span 26 (1998)

Span 27 (1998)

Span 28 (1999)

Span 29 (2000)

Span 30 (2001)

Span 31 (2001)

Span 32 (2002)

Span 33 (2002)

Span 34 (2003)

Span 35 (2003)

Span 36 (2004)

Span 38 (2011)