| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 461 | 6.939,19 | 15,05 | 2 |
| 2007 | 382 | 6.462,97 | 16,92 | 1 |
| 2008 | 283 | 5.246,01 | 18,54 | 1 |
| 2009 | 363 | 6.721,36 | 18,52 | 2 |
| 2010 | 280 | 4.903,92 | 17,51 | 2 |
| 2012 | 18 | 185,25 | 10,29 | 1 |
| 2013 | 8 | 73,86 | 9,23 | 1 |
| 2014 | 34 | 692,06 | 20,35 | 2 |
| 2015 | 25 | 496,21 | 19,85 | 1 |
| 2016 | 30 | 559,49 | 18,65 | 2 |
| 2017 | 62 | 1.342,62 | 21,66 | 2 |
| 2018 | 51 | 1.156,82 | 22,68 | 2 |
| 2019 | 46 | 872,39 | 18,97 | 2 |
| 2020 | 42 | 1.076,27 | 25,63 | 2 |
| 2021 | 32 | 859,78 | 26,87 | 2 |
| 2022 | 10 | 472,94 | 47,29 | 2 |
| 2023 | 17 | 546,55 | 32,15 | 2 |
| 2024 | 45 | 1.350,56 | 30,01 | 3 |
| totale | 2.189 | 39.958,25 | 18,25 | 32 |