| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 363 | 6.571,85 | 18,10 | 5 |
| 2007 | 215 | 5.473,14 | 25,46 | 5 |
| 2008 | 277 | 6.803,04 | 24,56 | 7 |
| 2009 | 442 | 8.543,14 | 19,33 | 7 |
| 2010 | 347 | 6.457,65 | 18,61 | 5 |
| 2011 | 355 | 6.323,52 | 17,81 | 6 |
| 2012 | 217 | 3.739,30 | 17,23 | 6 |
| 2013 | 240 | 3.913,15 | 16,30 | 5 |
| 2014 | 232 | 4.828,24 | 20,81 | 4 |
| 2015 | 689 | 13.530,01 | 19,64 | 6 |
| 2016 | 741 | 14.951,05 | 20,18 | 8 |
| 2017 | 704 | 14.639,80 | 20,80 | 9 |
| 2018 | 775 | 18.354,29 | 23,68 | 11 |
| 2019 | 1.220 | 26.117,23 | 21,41 | 12 |
| 2020 | 1.236 | 28.171,40 | 22,79 | 12 |
| 2021 | 1.276 | 32.251,21 | 25,28 | 12 |
| 2022 | 1.233 | 31.540,08 | 25,58 | 13 |
| 2023 | 1.335 | 31.787,13 | 23,81 | 19 |
| 2024 | 1.378 | 31.660,16 | 22,98 | 23 |
| totale | 13.275 | 295.655,39 | 22,27 | 175 |