| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 110 | 1.257,80 | 11,43 | 2 |
| 2007 | 154 | 2.183,57 | 14,18 | 1 |
| 2008 | 218 | 3.019,80 | 13,85 | 2 |
| 2009 | 212 | 2.762,21 | 13,03 | 3 |
| 2010 | 259 | 2.893,12 | 11,17 | 3 |
| 2011 | 238 | 2.706,93 | 11,37 | 2 |
| 2012 | 239 | 2.967,90 | 12,42 | 3 |
| 2013 | 246 | 3.302,43 | 13,42 | 3 |
| 2014 | 245 | 4.083,25 | 16,67 | 3 |
| 2015 | 292 | 4.680,37 | 16,03 | 4 |
| 2016 | 183 | 2.795,96 | 15,28 | 3 |
| 2017 | 147 | 2.750,88 | 18,71 | 2 |
| 2018 | 138 | 2.184,59 | 15,83 | 3 |
| 2019 | 253 | 3.661,15 | 14,47 | 3 |
| 2020 | 215 | 3.272,38 | 15,22 | 3 |
| 2021 | 270 | 3.910,34 | 14,48 | 3 |
| 2022 | 264 | 3.887,94 | 14,73 | 4 |
| 2023 | 321 | 4.271,23 | 13,31 | 5 |
| 2024 | 318 | 4.320,06 | 13,59 | 6 |
| totale | 4.322 | 60.911,91 | 14,09 | 58 |