Articles 2(1) and 6(2)
| Obligation period | Percentage of total supplies |
|---|---|
| 1st April 2004 to 31st March 2005 | 4.9 |
| 1st April 2005 to 31st March 2006 | 5.5 |
| 1st April 2006 to 31st March 2007 | 6.7 |
| 1st April 2007 to 31st March 2008 | 7.9 |
| 1st April 2008 to 31st March 2009 | 9.1 |
| 1st April 2009 to 31st March 2010 | 9.7 |
| 1st April 2010 to 31st March 2011 | 10.4 |
| Each subsequent period of twelve months ending with the period of twelve months ending on 31st March 2027 | 10.4 |