| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 716 | 21.642,07 | 30,23 | 5 |
| 2007 | 239 | 8.279,14 | 34,64 | 3 |
| 2008 | 812 | 43.680,25 | 53,79 | 8 |
| 2009 | 870 | 36.761,93 | 42,26 | 9 |
| 2010 | 761 | 26.380,57 | 34,67 | 7 |
| 2011 | 667 | 23.478,06 | 35,20 | 7 |
| 2012 | 784 | 28.775,62 | 36,70 | 9 |
| 2013 | 837 | 29.531,40 | 35,28 | 11 |
| 2014 | 881 | 37.432,72 | 42,49 | 14 |
| 2015 | 901 | 39.032,97 | 43,32 | 15 |
| 2016 | 1.115 | 46.470,71 | 41,68 | 15 |
| 2017 | 1.236 | 49.502,91 | 40,05 | 15 |
| 2018 | 1.181 | 49.791,74 | 42,16 | 17 |
| 2019 | 1.373 | 51.537,60 | 37,54 | 20 |
| 2020 | 1.255 | 48.891,32 | 38,96 | 21 |
| 2021 | 1.436 | 53.181,67 | 37,03 | 24 |
| 2022 | 1.276 | 46.118,12 | 36,14 | 24 |
| 2023 | 1.217 | 46.902,45 | 38,54 | 26 |
| 2024 | 1.191 | 41.885,36 | 35,17 | 27 |
| totale | 18.748 | 729.276,61 | 38,90 | 277 |