| Année | Engagement par année | Engagements cumulés |
|---|---|---|
| 1988 | 669.039,78 | 669.039,78 |
| 1989 | 0 | 669.039,78 |
| 1990 | 5.878.248,23 | 6.547.288,02 |
| 1991 | 5.843.952,40 | 12.391.240,42 |
| 1992 | 7.133.717,79 | 19.524.958,21 |
| 1993 | 5.422.725,70 | 24.947.683,91 |
| 1994 | 6.705.107,29 | 31.652.791,20 |
| 1995 | 3.775.867,03 | 35.428.658,22 |
| 1996 | 6.145.969,51 | 41.574.627,73 |
| 1997 | 5.102.782,27 | 46.677.410,00 |
| 1998 | 2.732034,53 | 49.409.444,53 |
| 1999 | 7.558.115,93 | 56.967.560,46 |
| 2000 | 5.695.263,36 | 62.662.823,83 |
| 2001 | 6.898.867,43 | 69.561.691,25 |
| 2002 | 3.851.858,54 | 73.413.549,80 |
| 2003 | 378.094,07 | 73.791.643,87 |
| 2004 | 183.913,41 | 73.975.557,28 |
| 2005 | 304.187,04 | 74.279.744,32 |
| 2006 | 0,00 | 74.279.744,32 |
| 2007 | 180.521,54 | 74.460.265,86 |
| 2008 | 21.070,94 | 74.481.336,80 |
| 2009 | 76.633,92 | 74.557.970,72 |
| 2010 | 10.584,23 | 74.568.554,95 |
| 2011 | 528.163,66 | 75.096.718,61 |
| 2012 | 298.876,74 | 75.395.595,35 |
| 2013 | 246.858,77 | 75.642.454,12 |
| 2014 | 2.874.893 | 78.517.347,12 |
| 2015 | 853.818 | 79.371.165,12 |
| 2016 | 12.441.462 | 91.812.627,12 |
| 2017 | 5.952.377 | 97.765.004,57 |