| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 422 | 10.789,81 | 25,57 | 2 |
| 2007 | 252 | 8.223,52 | 32,63 | 3 |
| 2008 | 288 | 10.615,60 | 36,86 | 2 |
| 2009 | 531 | 17.411,75 | 32,79 | 5 |
| 2010 | 577 | 17.853,57 | 30,94 | 4 |
| 2011 | 411 | 13.879,16 | 33,77 | 5 |
| 2012 | 677 | 21.675,69 | 32,02 | 5 |
| 2013 | 799 | 23.865,52 | 29,87 | 6 |
| 2014 | 798 | 29.872,19 | 37,43 | 8 |
| 2015 | 856 | 33.417,53 | 39,04 | 10 |
| 2016 | 819 | 30.338,92 | 37,04 | 8 |
| 2017 | 822 | 31.399,32 | 38,20 | 9 |
| 2018 | 831 | 31.483,57 | 37,89 | 10 |
| 2019 | 869 | 33.304,22 | 38,32 | 11 |
| 2020 | 824 | 34.032,48 | 41,30 | 10 |
| 2021 | 806 | 32.296,53 | 40,07 | 9 |
| 2022 | 761 | 32.778,60 | 43,07 | 9 |
| 2023 | 795 | 33.714,83 | 42,41 | 10 |
| 2024 | 987 | 37.692,40 | 38,19 | 10 |
| totale | 13.125 | 484.645,21 | 36,93 | 136 |