| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 321 | 4.678,81 | 14,58 | 2 |
| 2007 | 62 | 1.352,51 | 21,81 | 1 |
| 2008 | 52 | 1.154,17 | 22,20 | 1 |
| 2009 | 138 | 1.890,98 | 13,70 | 2 |
| 2010 | 76 | 1.130,24 | 14,87 | 2 |
| 2011 | 32 | 663,05 | 20,72 | 1 |
| 2012 | 93 | 1.503,76 | 16,17 | 2 |
| 2013 | 273 | 3.779,41 | 13,84 | 3 |
| 2014 | 193 | 3.316,07 | 17,18 | 3 |
| 2015 | 171 | 2.864,57 | 16,75 | 4 |
| 2016 | 185 | 3.262,03 | 17,63 | 4 |
| 2017 | 137 | 2.687,25 | 19,61 | 5 |
| 2018 | 168 | 3.612,57 | 21,50 | 6 |
| 2019 | 243 | 4.917,43 | 20,24 | 6 |
| 2020 | 210 | 4.439,03 | 21,14 | 6 |
| 2021 | 171 | 3.904,77 | 22,83 | 6 |
| 2022 | 168 | 3.615,23 | 21,52 | 6 |
| 2023 | 150 | 3.630,64 | 24,20 | 7 |
| 2024 | 100 | 2.014,01 | 20,14 | 6 |
| totale | 2.943 | 54.416,53 | 18,49 | 73 |