| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4.585 | 104.426,38 | 22,78 | 31 |
| 2007 | 3.549 | 92.283,93 | 26,00 | 30 |
| 2008 | 4.064 | 110.665,94 | 27,23 | 28 |
| 2009 | 3.788 | 102.057,71 | 26,94 | 29 |
| 2010 | 4.051 | 93.462,55 | 23,07 | 32 |
| 2011 | 3.864 | 88.736,03 | 22,96 | 30 |
| 2012 | 4.261 | 99.453,71 | 23,34 | 35 |
| 2013 | 4.271 | 93.630,06 | 21,92 | 35 |
| 2014 | 4.184 | 116.699,86 | 27,89 | 37 |
| 2015 | 4.262 | 117.754,43 | 27,63 | 41 |
| 2016 | 4.078 | 116.514,43 | 28,57 | 44 |
| 2017 | 4.244 | 117.712,00 | 27,74 | 47 |
| 2018 | 4.099 | 117.702,23 | 28,71 | 49 |
| 2019 | 4.143 | 122.620,33 | 29,60 | 51 |
| 2020 | 3.968 | 120.424,36 | 30,35 | 52 |
| 2021 | 3.840 | 113.627,40 | 29,59 | 54 |
| 2022 | 3.528 | 110.207,82 | 31,24 | 51 |
| 2023 | 3.426 | 104.474,26 | 30,49 | 55 |
| 2024 | 3.506 | 101.092,14 | 28,83 | 62 |
| totale | 75.711 | 2.043.545,57 | 26,99 | 793 |