| Date | minim | maxim |
|---|---|---|
| cents/pound | cents/pound | |
| 2001-12-17 | 20.00 | 27.00 |
| 2001-12-26 | 23.00 | 27.00 |
| 2001-12-31 | 22.00 | 26.00 |
| 2002-01-07 | 22.00 | 26.50 |
| 2002-01-14 | 24.00 | 26.50 |
| 2002-01-22 | 25.00 | 26.00 |
| 2002-01-28 | 22.00 | 27.00 |
| 2002-02-04 | 24.50 | 26.00 |
| 2002-02-11 | 24.00 | 27.00 |
| 2002-02-19 | 24.00 | 27.00 |
| 2002-02-25 | 22.00 | 27.00 |
| 2002-03-04 | 21.00 | 27.00 |
| 2002-03-11 | 17.00 | 25.00 |
| 2002-03-18 | 14.00 | 17.50 |
| 2002-03-25 | 16.00 | 23.00 |
| 2002-04-01 | 16.00 | 20.00 |
| 2002-04-08 | 17.00 | 20.00 |
| 2002-04-15 | 17.00 | 18.50 |
| 2002-04-22 | 17.00 | 19.00 |
| 2002-04-29 | 16.00 | 19.00 |
| 2002-05-06 | 16.00 | 20.00 |
| 2002-05-13 | 18.00 | 20.00 |
| 2002-05-20 | 15.00 | 20.00 |
| 2002-05-28 | 17.50 | 19.00 |
| 2002-06-03 | 18.00 | 20.00 |
| 2002-06-10 | 18.00 | 20.00 |
| 2002-06-17 | 18.00 | 19.00 |
| 2002-06-24 | 18.00 | 20.00 |
| 2002-07-01 | 18.00 | 20.00 |
| 2002-07-08 | 17.00 | 18.00 |
| 2002-07-15 | 13.00 | 17.00 |
| 2002-07-22 | 12.00 | 19.00 |
| 2002-07-29 | 13.00 | 17.00 |
| 2002-08-05 | 15.00 | 17.00 |
| 2002-08-12 | 16.00 | 17.00 |
| 2002-08-19 | 15.00 | 17.00 |
| 2002-08-26 | 15.00 | 17.00 |
| 2002-09-03 | 16.00 | 17.00 |
| 2002-09-09 | 16.00 | 17.00 |
| 2002-09-16 | 15.00 | 18.00 |
| 2002-09-23 | 17.00 | 18.00 |
| 2002-09-30 | 17.00 | 19.00 |
| 2002-10-07 | 17.00 | 19.00 |
| 2002-10-15 | 17.00 | 18.25 |
| 2002-10-21 | 16.00 | 18.00 |
| 2002-10-28 | 16.00 | 19.00 |
| 2002-11-04 | 16.00 | 18.00 |
| 2002-11-12 | 16.00 | 18.00 |
| 2002-11-18 | 15.00 | 18.00 |
| 2002-11-25 | 15.00 | 18.00 |
| 2002-12-02 | 16.00 | 18.00 |
| 2002-12-09 | 17.00 | 18.00 |
| 2002-12-16 | 16.50 | 18.00 |
| 2002-12-23 | 16.00 | 18.00 |
| 2002-12-30 | 17.00 | 18.00 |
| 2003-01-06 | 16.00 | 18.00 |
| 2003-01-13 | 16.50 | 18.00 |
| 2003-01-21 | 16.50 | 19.00 |
| 2003-01-27 | 16.00 | 19.00 |
| 2003-02-03 | 17.00 | 19.00 |
| 2003-02-10 | 18.00 | 19.00 |
| 2003-02-18 | 18.00 | 20.00 |
| 2003-02-24 | 18.00 | 21.00 |
| 2003-03-03 | 19.00 | 21.00 |
| 2003-03-10 | 20.00 | 22.00 |
| 2003-03-17 | 19.00 | 22.00 |
| 2003-03-24 | 20.00 | 22.00 |
| 2003-03-31 | 20.00 | 21.00 |
| 2003-04-07 | 19.00 | 21.00 |
| 2003-04-14 | 19.00 | 20.00 |
| 2003-04-21 | 18.50 | 20.00 |
| 2003-04-28 | 18.50 | 21.00 |
| 2003-05-05 | 18.00 | 21.00 |
| 2003-05-12 | 18.00 | 22.00 |
| 2003-05-19 | 20.00 | 24.00 |
| 2003-05-27 | 21.00 | 24.00 |
| 2003-06-02 | 23.00 | 24.00 |
| 2003-06-09 | 23.00 | 24.00 |
| 2003-06-16 | 23.00 | 24.00 |
| 2003-06-23 | 23.00 | 24.00 |
| 2003-06-30 | 23.50 | 25.00 |
| 2003-07-07 | 23.00 | 27.00 |
| 2003-07-14 | 25.00 | 27.00 |
| 2003-07-21 | 26.00 | 27.00 |
| 2003-07-28 | 25.00 | 27.00 |
| 2003-08-04 | 25.00 | 27.00 |
| 2003-08-11 | 25.25 | 27.00 |
| 2003-08-18 | 26.00 | 27.00 |
| 2003-12-08 | 27.00 | 29.00 |
| 2003-12-15 | 28.00 | 29.00 |
| 2003-12-22 | 27.00 | 29.00 |
| 2003-12-29 | 28.00 | 29.00 |
| 2004-01-05 | 28.00 | 30.00 |
| 2004-01-12 | 28.00 | 30.00 |
| 2004-01-20 | 29.00 | 30.00 |
| 2004-01-26 | 28.00 | 34.00 |
| 2004-02-02 | 32.00 | 35.00 |
| 2004-02-09 | 32.00 | 37.00 |
| 2004-02-17 | 37.00 | 39.00 |
| 2004-02-23 | 37.00 | 39.00 |
| 2004-03-01 | 37.00 | 39.00 |
| 2004-03-08 | 33.00 | 39.00 |
| 2004-03-15 | 33.00 | 39.00 |
| 2004-03-22 | 32.00 | 35.00 |
| 2004-03-29 | 33.00 | 34.00 |
| 2004-04-05 | 33.00 | 35.00 |
| 2004-04-12 | 33.00 | 35.00 |
| 2004-04-19 | 30.00 | 35.00 |
| 2004-04-26 | 33.00 | 35.00 |
| 2004-05-03 | 33.00 | 34.00 |
| 2004-05-10 | 34.00 | 36.00 |
| 2004-05-17 | 34.00 | 36.00 |
| 2004-05-24 | 35.00 | 38.00 |
| 2004-06-01 | 36.00 | 38.00 |
| 2004-06-07 | 37.00 | 39.00 |
| 2004-06-14 | 34.00 | 38.00 |
| 2004-06-21 | ||
| 2004-06-28 | 27.00 | 34.00 |
| 2004-07-06 | 28.00 | 31.00 |
| 2004-07-12 | 28.00 | 31.00 |
| 2004-07-19 | 26.00 | 31.00 |
| 2004-07-26 | 25.00 | 31.00 |
| 2004-08-02 | 27.00 | 32.00 |
| 2004-08-16 | 27.00 | 31.00 |
| 2004-08-23 | 27.00 | 30.00 |
| 2004-08-30 | 27.00 | 32.00 |
| 2004-09-07 | 27.00 | 30.00 |
| 2004-09-13 | 27.00 | 30.00 |
| 2004-09-20 | 27.00 | 31.00 |
| 2004-09-27 | 25.00 | 31.00 |
| 2004-10-04 | 27.00 | 30.00 |
| 2004-10-12 | 27.00 | 31.00 |
| 2004-10-18 | 27.00 | 31.00 |
| 2004-10-25 | 27.00 | 30.00 |
| 2004-11-01 | 27.00 | 30.00 |
| 2004-11-08 | 27.00 | 30.00 |
| 2004-11-15 | 27.00 | 30.00 |
| 2004-11-22 | 27.00 | 31.00 |
| 2004-11-29 | 27.00 | 31.00 |
| 2004-12-06 | 27.00 | 30.00 |
| 2004-12-13 | 27.00 | 31.00 |
| 2004-12-20 | 27.00 | 30.00 |
| 2004-12-27 | 27.00 | 29.00 |
| 2005-01-03 | 27.00 | 31.00 |
| 2005-01-10 | 27.00 | 30.00 |
| 2005-01-18 | 27.00 | 31.00 |
| 2005-01-24 | 27.00 | 30.00 |
| 2005-01-31 | 27.00 | 29.00 |
| 2005-02-07 | ||
| 2005-02-14 | 30.00 | 32.00 |
| 2005-02-22 | 30.00 | 31.00 |
| 2005-02-28 | 30.00 | 32.00 |
| 2005-03-07 | 30.00 | 31.00 |
| 2005-03-14 | 31.00 | 33.00 |
| 2005-03-21 | 31.00 | |
| 2005-03-28 | 31.00 | 33.00 |
| 2005-04-04 | 31.00 | 34.00 |
| 2005-04-11 | 33.00 | 35.00 |
| 2005-04-18 | 35.00 | 40.00 |
| 2005-04-25 | 35.00 | 37.00 |
| 2005-05-02 | 36.00 | 37.00 |
| 2005-05-09 | 35.00 | 38.00 |
| 2005-05-16 | 36.00 | 39.00 |
| 2005-05-23 | 38.00 | 39.00 |
| 2005-05-31 | 38.00 | 39.00 |
| 2005-06-06 | 39.00 | 40.00 |
| 2005-06-13 | 39.00 | 41.00 |
| 2005-06-20 | 41.00 | 42.00 |
| 2005-06-27 | 40.75 | 43.00 |
| 2005-07-05 | 43.00 | 45.00 |
| 2005-07-11 | 43.00 | 45.00 |
| 2005-07-18 | 44.00 | 45.00 |
| 2005-07-25 | 44.50 | 45.75 |
| 2005-08-01 | 44.50 | 47.00 |
| 2005-08-08 | 44.50 | 45.75 |
| 2005-08-15 | 37.00 | 47.00 |
| 2005-08-22 | 42.00 | 47.00 |
| 2005-08-29 | 44.00 | 47.00 |
| 2005-09-06 | 44.00 | 46.00 |
| 2005-09-12 | 43.00 | 47.00 |
| 2005-09-19 | 44.00 | 47.00 |
| 2005-09-26 | 46.00 | 48.00 |
| 2005-10-03 | 44.00 | 48.00 |
| 2005-10-11 | 44.00 | 48.00 |
| 2005-10-17 | 42.00 | 45.00 |
| 2005-10-24 | 39.00 | 48.00 |
| 2005-10-31 | 38.00 | 44.00 |
| 2005-11-07 | ||
| 2005-11-14 | 25.00 | 38.00 |
| 2005-11-21 | 20.00 | 26.00 |
| 2005-11-28 | 23.00 | 31.00 |
| 2005-12-05 | 24.00 | 30.00 |
| 2005-12-12 | 21.00 | 28.00 |
| 2005-12-19 | 18.00 | 28.00 |
| 2005-12-27 | 21.00 | 30.00 |
| 2006-01-09 | 21.00 | 30.00 |
| 2006-01-17 | 22.00 | 28.00 |
| 2006-01-23 | 20.00 | 27.00 |
| 2006-01-30 | 21.00 | 28.00 |
| 2006-02-06 | 21.00 | 29.00 |
| 2006-02-13 | 19.00 | 27.00 |
| 2006-02-21 | 17.00 | 27.00 |
| 2006-02-27 | 15.00 | 26.00 |
| 2006-03-06 | ||
| 2006-03-13 | 15.00 | 20.00 |
| 2006-03-20 | 14.50 | 19.00 |
| 2006-03-27 | 14.00 | 25.00 |
| 2006-04-03 | 13.00 | 19.00 |
| 2006-04-11 | 14.00 | 19.00 |
| 2006-04-17 | 14.00 | 19.00 |
| 2006-04-24 | 16.00 | 19.00 |
| 2006-05-01 | 16.00 | 23.00 |
| 2006-05-08 | 16.00 | 25.00 |
| 2006-05-15 | 19.00 | 26.00 |
| 2006-05-22 | 22.00 | 28.00 |
| 2006-05-30 | 24.00 | 30.50 |
| 2006-06-05 | 29.00 | 30.00 |
| 2006-06-12 | 25.00 | 43.00 |
| 2006-06-19 | 26.00 | 35.00 |
| 2006-06-26 | 29.00 | 36.00 |
| 2006-07-03 | 26.00 | 37.00 |
| 2006-07-10 | 26.00 | 37.00 |
| 2006-07-17 | ||
| 2006-07-24 | 26.00 | 40.00 |
| 2006-07-31 | 36.00 | 41.00 |
| 2006-08-07 | 37.00 | 42.00 |
| 2006-08-14 | 37.00 | 42.00 |
| 2006-08-21 | 37.00 | 42.00 |
| 2006-08-28 | 36.00 | 42.00 |
| 2006-09-05 | 31.00 | 42.00 |
| 2006-09-11 | 31.00 | 42.00 |
| 2006-09-18 | 27.00 | 40.00 |
| 2006-09-25 | 26.00 | 32.00 |
| 2006-10-02 | 25.00 | 33.00 |
| 2006-10-10 | 25.00 | 33.00 |
| 2006-10-16 | 25.00 | 32.00 |
| 2006-10-23 | 24.00 | 28.00 |
| 2006-10-30 | 24.00 | 28.00 |
| 2006-11-06 | 25.00 | 30.00 |
| 2006-11-13 | 25.00 | 29.50 |
| 2006-11-20 | 25.00 | 32.00 |
| 2006-11-27 | 25.50 | 33.00 |
| 2006-12-04 | 27.00 | 32.00 |
| 2006-12-11 | 28.00 | 38.00 |
| 2006-12-18 | 29.00 | 40.00 |
| 2006-12-26 | 29.00 | 35.00 |
| 2007-01-03 | 31.00 | 37.00 |
| 2007-01-08 | 29.00 | 37.00 |
| 2007-01-16 | 30.00 | 36.00 |
| 2007-01-22 | 32.00 | 37.00 |
| 2007-01-29 | 33.00 | 38.00 |
| 2007-02-05 | 34.00 | 39.00 |
| 2007-02-12 | 30.00 | 46.00 |
| 2007-02-20 | 30.00 | 44.00 |
| 2007-02-26 | 41.00 | 44.00 |
| 2007-03-05 | 40.00 | 45.00 |
| 2007-03-12 | 38.00 | 44.00 |
| 2007-03-19 | 40.00 | 44.00 |
| 2007-03-26 | 39.00 | 49.00 |
| 2007-04-02 | 40.00 | 44.00 |
| 2007-04-09 | 40.00 | 45.00 |
| 2007-04-16 | 40.00 | 47.00 |
| 2007-04-23 | 40.00 | 52.00 |
| 2007-04-30 | 43.00 | 48.00 |
| 2007-05-07 | 41.00 | 49.00 |
| 2007-05-14 | 43.00 | 48.00 |
| 2007-05-21 | 44.00 | 48.00 |
| 2007-05-29 | 45.00 | 48.00 |
| 2007-06-04 | 45.00 | 50.00 |
| 2007-06-11 | 45.00 | 56.00 |
| 2007-06-18 | 46.00 | 51.00 |
| 2007-06-25 | 43.00 | 52.00 |
| 2007-07-02 | 47.00 | 52.00 |
| 2007-07-09 | 46.00 | 52.50 |
| 2007-07-16 | 48.00 | 52.00 |
| 2007-07-23 | 47.00 | 52.00 |
| 2007-07-30 | 42.00 | 52.00 |
| 2007-08-06 | 44.00 | 54.00 |
| 2007-08-13 | 48.00 | 51.00 |
| 2007-08-20 | 47.50 | 53.00 |
| 2007-08-27 | 44.00 | 51.50 |
| 2007-09-04 | 47.00 | 48.00 |
| 2007-09-10 | 43.00 | 48.00 |
| 2007-09-17 | 44.00 | 47.00 |
| 2007-09-24 | 43.00 | 46.00 |
| 2007-10-01 | 37.00 | 44.00 |
| 2007-10-09 | 37.00 | 44.00 |
| 2007-10-15 | 37.00 | 43.00 |
| 2007-10-22 | 38.00 | 48.00 |
| 2007-10-29 | 40.00 | 46.00 |
| 2007-11-05 | 37.00 | 40.00 |
| 2007-11-13 | 37.00 | 42.00 |
| 2007-11-19 | 36.00 | 46.00 |
| 2007-11-26 | 38.00 | 46.00 |
| 2007-12-03 | 38.00 | 46.00 |
| 2007-12-10 | 39.00 | 46.00 |
| 2007-12-17 | 38.50 | 45.00 |
| 2007-12-26 | 38.00 | 45.00 |
| 2007-12-31 | 38.50 | 42.00 |
| 2008-01-07 | 38.50 | 44.00 |
| 2008-01-14 | 38.00 | 43.00 |
| 2008-01-22 | 38.00 | 46.00 |
| 2008-01-28 | 34.00 | 45.00 |
| 2008-02-04 | 35.00 | 46.00 |
| 2008-02-11 | 39.00 | 45.00 |
| 2008-02-19 | 39.00 | 45.00 |
| 2008-02-25 | 39.00 | 46.00 |
| 2008-03-03 | 39.00 | 43.00 |
| 2008-03-10 | 41.00 | 43.00 |
| 2008-03-17 | 43.00 | 48.00 |
| 2008-03-24 | 38.00 | 54.00 |
| 2008-03-31 | 41.50 | 46.50 |
| 2008-04-07 | 42.00 | 45.00 |
| 2008-04-14 | 45.00 | 48.00 |
| 2008-04-21 | 44.00 | 51.00 |
| 2008-04-28 | 45.00 | 51.00 |
| 2008-05-05 | 45.50 | 52.00 |
| 2008-05-12 | 43.50 | 48.00 |
| 2008-05-19 | 44.00 | 51.00 |
| 2008-05-27 | 47.00 | 49.00 |
| 2008-06-02 | 47.00 | 52.00 |
| 2008-06-09 | 48.00 | 53.00 |
| 2008-06-16 | 46.00 | 52.00 |
| 2008-06-23 | 47.00 | 50.00 |
| 2008-06-30 | 47.00 | 50.00 |
| 2008-07-07 | 48.00 | 55.00 |
| 2008-07-14 | 48.00 | 56.00 |
| 2008-07-21 | 52.00 | 54.00 |
| 2008-07-28 | 50.00 | 58.00 |
| 2008-08-04 | 53.00 | 58.00 |
| 2008-08-11 | 53.00 | 54.00 |
| 2008-08-18 | 52.00 | 58.00 |
| 2008-08-25 | 53.00 | 55.00 |
| 2008-09-02 | 54.00 | 56.00 |
| 2008-09-08 | 55.00 | 56.00 |
| 2008-09-15 | 49.00 | 59.00 |
| 2008-09-22 | 50.00 | 59.00 |
| 2008-09-29 | 45.00 | 59.00 |
| 2008-10-06 | 54.00 | 60.00 |
| 2008-10-14 | 48.00 | 54.00 |
| 2008-10-20 | 40.00 | 54.00 |
| 2008-10-27 | 48.00 | 53.00 |
| 2008-11-03 | 35.00 | 53.00 |
| 2008-11-10 | 33.00 | 43.00 |
| 2008-11-17 | 25.00 | 44.00 |
| 2008-11-24 | 22.00 | 27.50 |
| 2008-12-01 | 21.00 | 28.00 |
| 2008-12-08 | 27.00 | 33.00 |
| 2008-12-15 | 27.00 | 31.00 |
| 2008-12-22 | 27.00 | 36.00 |
| 2008-12-29 | 31.50 | 33.00 |