Holdings

Year           Issue No.
1992           5
1993           6, 7
1994           8, 9
1995           10, 11
1996           12
1997           13, 14
1998           16, 17
1999           18
2000           19, 20
2001           21-22
2002           23-24
2003           25
2004           26-28
2005           29
2006           30-31