| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 19 | 253,11 | 13,32 | 1 |
| 2009 | 225 | 4.178,71 | 18,57 | 2 |
| 2010 | 228 | 3.130,12 | 13,73 | 2 |
| 2011 | 254 | 3.474,09 | 13,68 | 1 |
| 2012 | 268 | 4.125,60 | 15,39 | 2 |
| 2013 | 249 | 3.451,08 | 13,86 | 2 |
| 2014 | 214 | 3.822,98 | 17,86 | 2 |
| 2015 | 211 | 3.746,44 | 17,76 | 2 |
| 2016 | 140 | 2.717,11 | 19,41 | 3 |
| 2017 | 126 | 2.750,14 | 21,83 | 3 |
| 2018 | 128 | 2.858,02 | 22,33 | 3 |
| 2019 | 142 | 2.958,86 | 20,84 | 3 |
| 2020 | 131 | 3.523,26 | 26,90 | 3 |
| 2021 | 139 | 3.105,97 | 22,35 | 3 |
| 2022 | 146 | 3.426,33 | 23,47 | 3 |
| 2023 | 143 | 3.529,57 | 24,68 | 3 |
| 2024 | 135 | 3.052,33 | 22,61 | 3 |
| totale | 2.898 | 54.103,72 | 18,67 | 41 |