| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.974 | 60.979,04 | 20,50 | 6 |
| 2007 | 1.431 | 36.171,33 | 25,28 | 6 |
| 2008 | 1.583 | 44.761,36 | 28,28 | 11 |
| 2009 | 1.821 | 49.741,81 | 27,32 | 13 |
| 2010 | 2.380 | 49.225,80 | 20,68 | 15 |
| 2011 | 2.235 | 47.040,06 | 21,05 | 6 |
| 2012 | 2.512 | 51.847,63 | 20,64 | 11 |
| 2013 | 2.418 | 45.995,00 | 19,02 | 11 |
| 2014 | 2.518 | 59.204,74 | 23,51 | 12 |
| 2015 | 2.352 | 56.716,78 | 24,11 | 9 |
| 2016 | 2.370 | 56.718,03 | 23,93 | 14 |
| 2017 | 2.394 | 57.536,44 | 24,03 | 16 |
| 2018 | 2.638 | 62.955,92 | 23,87 | 19 |
| 2019 | 2.605 | 62.351,41 | 23,94 | 22 |
| 2020 | 2.580 | 64.750,68 | 25,10 | 23 |
| 2021 | 2.560 | 65.025,77 | 25,40 | 23 |
| 2022 | 2.567 | 69.881,44 | 27,22 | 24 |
| 2023 | 2.288 | 58.249,16 | 25,46 | 24 |
| 2024 | 2.245 | 56.583,92 | 25,20 | 28 |
| totale | 44.471 | 1.055.736,32 | 23,74 | 293 |