1993/10/01 1.0 1994/05/01 1.1 1994/07/01 1.15 1994/07/01 1.151 1994/11/01 2.0 1995/07/01 2.05 1995/11/01 2.1 1996/07/01 2.15 1996/11/15 2.16 1997/02/20 2.17 1997/03/16 2.2 1997/03/25 2.21 1997/05/16 2.22 1997/10/01 2.25 1998/03/25 2.26 1998/07/22 2.27 1998/11/30 2.28 1998/10/01 3.0 1999/02/01 3.1 1999/05/01 3.2 1999/09/01 3.3 1999/12/01 3.4 2000/07/01 3.5 2000/03/01 4.0 2000/07/01 4.1 2000/09/01 4.1.1 2000/11/01 4.2 2001/04/01 4.3 2001/09/01 4.4 2002/01/19 4.5 2002/07/15 4.6 2002/08/15 4.6.2 2002/10/10 4.7 2003/04/03 4.8 2003/10/28 4.9 # 4.10 2004/05/27 4.95 # 4.11 2005/01/25 4.99 2003/01/19 5.0 2003/07/09 5.1 2004/01/12 5.2 2004/02/25 5.21 2004/11/06 5.3 2005/05/09 5.4 2006/05/25 5.5 2005/11/04 6.0 2006/05/08 6.1 2007/01/15 6.2 2008/01/18 6.3 2008/11/28 6.4 2008/02/27 7.0 2009/01/05 7.1 2009/05/04 7.2 2010/03/31 7.3 2011/02/24 7.4 2009/11/26 8.0 2010/07/26 8.1 2011/02/24 8.2 2012/01/12 9.0