| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.479 | 82.272,97 | 33,19 | 24 |
| 2007 | 1.920 | 67.719,06 | 35,27 | 19 |
| 2008 | 1.977 | 114.466,00 | 57,90 | 19 |
| 2009 | 2.727 | 97.967,47 | 35,92 | 23 |
| 2010 | 2.601 | 80.045,24 | 30,77 | 25 |
| 2011 | 2.101 | 65.349,78 | 31,10 | 19 |
| 2012 | 3.130 | 102.251,68 | 32,67 | 28 |
| 2013 | 4.285 | 124.693,39 | 29,10 | 30 |
| 2014 | 3.828 | 143.737,03 | 37,55 | 33 |
| 2015 | 3.271 | 121.025,11 | 37,00 | 35 |
| 2016 | 3.341 | 128.052,25 | 38,33 | 36 |
| 2017 | 3.557 | 139.100,45 | 39,11 | 38 |
| 2018 | 3.674 | 143.428,10 | 39,04 | 45 |
| 2019 | 3.805 | 144.719,53 | 38,03 | 49 |
| 2020 | 3.597 | 137.087,97 | 38,11 | 51 |
| 2021 | 3.560 | 137.843,32 | 38,72 | 52 |
| 2022 | 3.635 | 155.560,71 | 42,80 | 57 |
| 2023 | 3.574 | 139.690,81 | 39,09 | 55 |
| 2024 | 3.470 | 128.786,22 | 37,11 | 55 |
| totale | 60.532 | 2.253.797,09 | 37,23 | 693 |