| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 105 | 2.020,26 | 19,24 | 3 |
| 2009 | 34 | 494,33 | 14,54 | 1 |
| 2010 | 25 | 403,56 | 16,14 | 1 |
| 2012 | 30 | 457,05 | 15,24 | 1 |
| 2013 | 28 | 422,33 | 15,08 | 1 |
| 2014 | 25 | 500,93 | 20,04 | 1 |
| 2015 | 23 | 503,43 | 21,89 | 1 |
| 2016 | 28 | 710,46 | 25,37 | 1 |
| 2017 | 20 | 425,35 | 21,27 | 1 |
| 2018 | 19 | 495,26 | 26,07 | 1 |
| 2019 | 17 | 453,52 | 26,68 | 1 |
| 2020 | 20 | 686,03 | 34,30 | 1 |
| 2021 | 24 | 692,62 | 28,86 | 1 |
| 2022 | 25 | 529,32 | 21,17 | 2 |
| 2023 | 18 | 483,37 | 26,85 | 1 |
| 2024 | 17 | 290,75 | 17,10 | 1 |
| totale | 458 | 9.568,57 | 20,89 | 19 |