| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 944 | 22.479,55 | 23,81 | 6 |
| 2007 | 437 | 12.109,58 | 27,71 | 5 |
| 2008 | 780 | 27.091,28 | 34,73 | 9 |
| 2009 | 1.120 | 33.091,24 | 29,55 | 13 |
| 2010 | 1.186 | 34.284,63 | 28,91 | 15 |
| 2011 | 1.079 | 27.619,15 | 25,60 | 12 |
| 2012 | 1.779 | 47.183,69 | 26,52 | 16 |
| 2013 | 1.836 | 47.550,61 | 25,90 | 17 |
| 2014 | 2.049 | 64.451,31 | 31,46 | 21 |
| 2015 | 2.127 | 70.251,99 | 33,03 | 20 |
| 2016 | 2.263 | 73.066,66 | 32,29 | 21 |
| 2017 | 2.783 | 85.330,18 | 30,66 | 23 |
| 2018 | 2.731 | 87.594,51 | 32,07 | 26 |
| 2019 | 2.587 | 86.681,26 | 33,51 | 27 |
| 2020 | 2.398 | 85.295,63 | 35,57 | 28 |
| 2021 | 2.174 | 77.331,40 | 35,57 | 29 |
| 2022 | 2.180 | 87.679,66 | 40,22 | 30 |
| 2023 | 2.137 | 87.592,30 | 40,99 | 29 |
| 2024 | 2.194 | 86.636,19 | 39,49 | 32 |
| totale | 34.784 | 1.143.320,82 | 32,87 | 379 |