| Période | Valeur | Variation | | 2001-I | 16.5 | 0 | | 2001-II | 24.6 | 196.36 | | 2001-III | 20.7 | -63.41 | | 2001-IV | 5.5 | -293.72 | | 2002-I | 21.5 | 1163.64 | | 2002-II | 20.6 | -16.74 | | 2002-III | 21.1 | 9.71 | | 2002-IV | 19.7 | -26.54 | | 2003-I | 10.7 | -182.74 | | 2003-II | 7.6 | -115.89 | | 2003-III | 10.1 | 131.58 | | 2003-IV | 14.8 | 186.14 | | 2004-I | 21.6 | 183.78 | | 2004-II | 31.9 | 190.74 | | 2004-III | 36.5 | 57.68 | | 2004-IV | 37.6 | 12.05 | | 2005-I | 51.8 | 151.06 |
| | | Période | Valeur | Variation | | 2005-II | 54.7 | 22.39 | | 2005-III | 53 | -12.43 | | 2005-IV | 57.4 | 33.21 | | 2006-I | 63 | 39.02 | | 2006-II | 45.5 | -111.11 | | 2006-III | 66.7 | 186.37 | | 2006-IV | 60.6 | -36.58 | | 2007-I | 61.4 | 5.28 | | 2007-II | 59.3 | -13.68 | | 2007-III | 60.9 | 10.79 | | 2007-IV | 63.7 | 18.39 | | 2008-I | 49.8 | -87.28 | | 2008-II | 47.4 | -19.28 | | 2008-III | 56.2 | 74.26 | | 2008-IV | 22.3 | -241.28 | | 2009-I | 33.9 | 208.07 | | 2009-II | 31.5 | -28.32 |
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