| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 521 | 11.799,51 | 22,65 | 4 |
| 2007 | 203 | 6.072,25 | 29,91 | 3 |
| 2008 | 262 | 8.403,29 | 32,07 | 3 |
| 2009 | 615 | 17.043,95 | 27,71 | 9 |
| 2010 | 613 | 14.585,86 | 23,79 | 8 |
| 2011 | 357 | 9.238,74 | 25,88 | 4 |
| 2012 | 712 | 18.245,61 | 25,63 | 9 |
| 2013 | 762 | 19.358,07 | 25,40 | 10 |
| 2014 | 879 | 27.024,11 | 30,74 | 11 |
| 2015 | 900 | 27.906,35 | 31,01 | 11 |
| 2016 | 1.080 | 32.433,71 | 30,03 | 14 |
| 2017 | 1.184 | 36.989,64 | 31,24 | 15 |
| 2018 | 1.171 | 34.924,47 | 29,82 | 17 |
| 2019 | 1.142 | 32.788,95 | 28,71 | 18 |
| 2020 | 1.050 | 31.588,28 | 30,08 | 18 |
| 2021 | 945 | 27.749,77 | 29,36 | 19 |
| 2022 | 1.023 | 30.326,51 | 29,64 | 16 |
| 2023 | 1.212 | 30.716,92 | 25,34 | 18 |
| 2024 | 1.281 | 31.243,79 | 24,39 | 17 |
| totale | 15.912 | 448.439,78 | 28,18 | 224 |