| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 409 | 7.606,07 | 18,60 | 2 |
| 2007 | 136 | 3.486,23 | 25,63 | 1 |
| 2008 | 152 | 3.797,25 | 24,98 | 1 |
| 2009 | 85 | 1.551,25 | 18,25 | 1 |
| 2010 | 72 | 1.178,77 | 16,37 | 1 |
| 2012 | 65 | 937,60 | 14,42 | 1 |
| 2013 | 63 | 827,16 | 13,13 | 1 |
| 2014 | 56 | 929,57 | 16,60 | 1 |
| 2015 | 49 | 912,76 | 18,63 | 1 |
| 2016 | 50 | 914,28 | 18,29 | 1 |
| 2017 | 132 | 3.092,26 | 23,43 | 2 |
| 2018 | 141 | 3.549,47 | 25,17 | 2 |
| 2019 | 139 | 3.477,07 | 25,01 | 2 |
| 2020 | 111 | 3.736,26 | 33,66 | 2 |
| 2021 | 127 | 3.530,72 | 27,80 | 2 |
| 2022 | 104 | 3.287,37 | 31,61 | 2 |
| 2023 | 104 | 3.775,66 | 36,30 | 3 |
| 2024 | 137 | 4.409,44 | 32,19 | 4 |
| totale | 2.132 | 50.999,19 | 23,92 | 30 |