Warrant | Public Offering | Offering Date - 31/05/2005 - 31/05/2005

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Warrant | Public Offering | Offering Date - 31/05/2006 - 31/05/2006

Common share | Initial Public Offering | Offering Date - 22/07/2003 - 23/07/2003