| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 437 | 9.134,33 | 20,90 | 4 |
| 2007 | 533 | 11.158,07 | 20,93 | 2 |
| 2008 | 394 | 9.310,86 | 23,63 | 4 |
| 2009 | 562 | 11.959,47 | 21,28 | 3 |
| 2010 | 573 | 10.279,13 | 17,94 | 4 |
| 2011 | 512 | 9.655,05 | 18,86 | 4 |
| 2012 | 602 | 12.296,49 | 20,43 | 7 |
| 2013 | 627 | 12.201,66 | 19,46 | 5 |
| 2014 | 514 | 11.550,84 | 22,47 | 6 |
| 2015 | 1.235 | 30.300,11 | 24,53 | 9 |
| 2016 | 1.268 | 32.754,68 | 25,83 | 8 |
| 2017 | 1.246 | 32.294,75 | 25,92 | 8 |
| 2018 | 1.233 | 30.598,01 | 24,82 | 10 |
| 2019 | 1.203 | 30.705,96 | 25,52 | 10 |
| 2020 | 1.132 | 31.602,91 | 27,92 | 12 |
| 2021 | 1.031 | 27.461,37 | 26,64 | 13 |
| 2022 | 1.026 | 28.507,31 | 27,78 | 14 |
| 2023 | 1.006 | 27.841,13 | 27,68 | 14 |
| 2024 | 1.049 | 27.436,76 | 26,16 | 15 |
| totale | 16.183 | 397.048,89 | 24,53 | 152 |