| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 533 | 11.196,79 | 21,01 | 4 |
| 2007 | 935 | 18.128,14 | 19,39 | 2 |
| 2008 | 1.743 | 31.193,76 | 17,90 | 2 |
| 2009 | 4.004 | 58.214,78 | 14,54 | 6 |
| 2010 | 4.325 | 54.978,15 | 12,71 | 7 |
| 2011 | 7.208 | 89.349,36 | 12,40 | 10 |
| 2012 | 9.732 | 132.082,07 | 13,57 | 12 |
| 2013 | 8.800 | 116.833,72 | 13,28 | 14 |
| 2014 | 6.899 | 119.400,81 | 17,31 | 14 |
| 2015 | 5.021 | 99.579,66 | 19,83 | 13 |
| 2016 | 3.848 | 75.365,87 | 19,59 | 16 |
| 2017 | 3.809 | 75.611,22 | 19,85 | 17 |
| 2018 | 3.791 | 76.217,48 | 20,10 | 20 |
| 2019 | 3.682 | 76.536,12 | 20,79 | 22 |
| 2020 | 3.541 | 73.953,49 | 20,88 | 23 |
| 2021 | 3.617 | 78.617,83 | 21,74 | 24 |
| 2022 | 3.393 | 77.028,90 | 22,70 | 22 |
| 2023 | 4.167 | 79.150,87 | 18,99 | 28 |
| 2024 | 4.460 | 77.897,19 | 17,47 | 26 |
| totale | 83.508 | 1.421.336,21 | 17,02 | 282 |