| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 988 | 22.831,69 | 23,11 | 4 |
| 2007 | 788 | 19.828,92 | 25,16 | 5 |
| 2008 | 1.131 | 33.209,19 | 29,36 | 6 |
| 2009 | 1.016 | 25.704,25 | 25,30 | 7 |
| 2010 | 1.091 | 25.234,64 | 23,13 | 7 |
| 2011 | 1.058 | 22.546,25 | 21,31 | 8 |
| 2012 | 1.402 | 31.149,55 | 22,22 | 11 |
| 2013 | 1.632 | 35.268,87 | 21,61 | 13 |
| 2014 | 1.785 | 45.346,32 | 25,40 | 13 |
| 2015 | 1.512 | 39.023,59 | 25,81 | 10 |
| 2016 | 1.535 | 39.141,68 | 25,50 | 9 |
| 2017 | 1.541 | 39.937,28 | 25,92 | 9 |
| 2018 | 1.449 | 39.385,49 | 27,18 | 9 |
| 2019 | 1.503 | 41.016,83 | 27,29 | 9 |
| 2020 | 1.399 | 39.629,56 | 28,33 | 9 |
| 2021 | 1.336 | 37.402,37 | 28,00 | 10 |
| 2022 | 1.457 | 39.997,79 | 27,45 | 13 |
| 2023 | 1.415 | 38.155,29 | 26,96 | 14 |
| 2024 | 1.604 | 43.374,80 | 27,04 | 14 |
| totale | 25.642 | 658.184,36 | 25,67 | 180 |