| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 430 | 9.669,03 | 22,49 | 4 |
| 2007 | 86 | 2.782,43 | 32,35 | 4 |
| 2008 | 352 | 11.309,57 | 32,13 | 5 |
| 2009 | 428 | 12.888,42 | 30,11 | 6 |
| 2010 | 588 | 15.731,05 | 26,75 | 7 |
| 2011 | 796 | 17.984,54 | 22,59 | 4 |
| 2012 | 1.345 | 32.587,01 | 24,23 | 7 |
| 2013 | 1.506 | 34.231,71 | 22,73 | 6 |
| 2014 | 1.439 | 42.186,03 | 29,32 | 6 |
| 2015 | 1.509 | 47.420,71 | 31,43 | 7 |
| 2016 | 1.232 | 36.884,32 | 29,94 | 7 |
| 2017 | 1.212 | 37.100,75 | 30,61 | 7 |
| 2018 | 1.297 | 36.148,61 | 27,87 | 8 |
| 2019 | 1.379 | 39.637,13 | 28,74 | 8 |
| 2020 | 1.211 | 36.890,90 | 30,46 | 9 |
| 2021 | 1.206 | 35.408,16 | 29,36 | 9 |
| 2022 | 1.173 | 37.881,64 | 32,29 | 9 |
| 2023 | 1.183 | 40.312,47 | 34,08 | 10 |
| 2024 | 1.179 | 36.868,91 | 31,27 | 12 |
| totale | 19.551 | 563.923,39 | 28,84 | 135 |