| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.406 | 38.046,52 | 27,06 | 4 |
| 2007 | 1.023 | 33.249,68 | 32,50 | 2 |
| 2008 | 1.101 | 35.809,88 | 32,52 | 2 |
| 2009 | 1.263 | 43.712,76 | 34,61 | 4 |
| 2010 | 1.271 | 36.157,24 | 28,45 | 3 |
| 2011 | 1.070 | 28.995,91 | 27,10 | 2 |
| 2012 | 1.104 | 32.333,19 | 29,29 | 4 |
| 2013 | 1.192 | 31.962,17 | 26,81 | 5 |
| 2014 | 1.561 | 43.204,73 | 27,68 | 5 |
| 2015 | 1.396 | 38.379,74 | 27,49 | 5 |
| 2016 | 1.354 | 36.688,94 | 27,10 | 5 |
| 2017 | 1.321 | 36.795,29 | 27,85 | 5 |
| 2018 | 1.203 | 33.477,03 | 27,83 | 5 |
| 2019 | 1.172 | 32.699,23 | 27,90 | 5 |
| 2020 | 1.026 | 31.548,62 | 30,75 | 5 |
| 2021 | 978 | 30.733,68 | 31,43 | 5 |
| 2022 | 931 | 29.150,92 | 31,31 | 6 |
| 2023 | 912 | 31.300,86 | 34,32 | 7 |
| 2024 | 879 | 25.725,05 | 29,27 | 8 |
| totale | 22.163 | 649.971,44 | 29,33 | 87 |