| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 59 | 1.040,08 | 17,63 | 1 |
| 2007 | 182 | 4.228,63 | 23,23 | 2 |
| 2008 | 195 | 5.075,94 | 26,03 | 1 |
| 2009 | 196 | 5.042,78 | 25,73 | 2 |
| 2010 | 233 | 5.697,25 | 24,45 | 2 |
| 2011 | 182 | 4.428,16 | 24,33 | 1 |
| 2012 | 289 | 6.619,37 | 22,90 | 3 |
| 2013 | 316 | 7.267,65 | 23,00 | 3 |
| 2014 | 351 | 10.851,21 | 30,92 | 4 |
| 2015 | 350 | 10.437,91 | 29,82 | 4 |
| 2016 | 320 | 9.014,62 | 28,17 | 3 |
| 2017 | 325 | 9.722,49 | 29,92 | 3 |
| 2018 | 306 | 9.542,52 | 31,18 | 3 |
| 2019 | 271 | 8.859,28 | 32,69 | 3 |
| 2020 | 262 | 8.526,23 | 32,54 | 3 |
| 2021 | 196 | 7.113,78 | 36,29 | 2 |
| 2022 | 43 | 1.076,68 | 25,04 | 1 |
| 2023 | 70 | 1.762,21 | 25,17 | 2 |
| 2024 | 45 | 980,02 | 21,78 | 2 |
| totale | 4.191 | 117.286,81 | 27,99 | 45 |