| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 337 | 7.051,23 | 20,92 | 2 |
| 2007 | 88 | 1.755,73 | 19,95 | 2 |
| 2008 | 79 | 2.090,06 | 26,46 | 5 |
| 2009 | 164 | 4.083,64 | 24,90 | 5 |
| 2010 | 210 | 4.382,84 | 20,87 | 5 |
| 2011 | 109 | 1.891,79 | 17,36 | 4 |
| 2012 | 282 | 6.796,47 | 24,10 | 7 |
| 2013 | 156 | 2.782,20 | 17,83 | 3 |
| 2014 | 221 | 5.775,22 | 26,13 | 4 |
| 2015 | 217 | 6.337,81 | 29,21 | 4 |
| 2016 | 225 | 7.188,52 | 31,95 | 6 |
| 2017 | 252 | 7.901,67 | 31,36 | 5 |
| 2018 | 217 | 7.016,51 | 32,33 | 5 |
| 2019 | 242 | 6.587,30 | 27,22 | 5 |
| 2020 | 247 | 7.962,89 | 32,24 | 5 |
| 2021 | 251 | 7.814,70 | 31,13 | 6 |
| 2022 | 251 | 8.075,71 | 32,17 | 7 |
| 2023 | 271 | 8.377,33 | 30,91 | 8 |
| 2024 | 361 | 11.111,63 | 30,78 | 11 |
| totale | 4.180 | 114.983,25 | 27,51 | 99 |