| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 283 | 8.818,83 | 31,16 | 3 |
| 2007 | 180 | 6.558,66 | 36,44 | 5 |
| 2008 | 216 | 8.598,89 | 39,81 | 7 |
| 2009 | 233 | 7.923,61 | 34,01 | 8 |
| 2010 | 222 | 6.863,35 | 30,92 | 9 |
| 2011 | 124 | 4.582,81 | 36,96 | 4 |
| 2012 | 163 | 6.388,10 | 39,19 | 7 |
| 2013 | 198 | 7.315,57 | 36,95 | 8 |
| 2014 | 220 | 10.566,90 | 48,03 | 9 |
| 2015 | 239 | 10.640,59 | 44,52 | 10 |
| 2016 | 235 | 11.360,26 | 48,34 | 10 |
| 2017 | 292 | 12.623,09 | 43,23 | 11 |
| 2018 | 303 | 14.217,07 | 46,92 | 11 |
| 2019 | 328 | 15.415,81 | 47,00 | 12 |
| 2020 | 320 | 14.805,61 | 46,27 | 11 |
| 2021 | 332 | 15.260,99 | 45,97 | 11 |
| 2022 | 349 | 14.269,68 | 40,89 | 11 |
| 2023 | 369 | 15.940,68 | 43,20 | 14 |
| 2024 | 384 | 15.536,39 | 40,46 | 17 |
| totale | 4.990 | 207.686,89 | 41,62 | 178 |