Tax crime investigations and results ATO stats to 23 October 2009 Reporting period Investigations Prosecutions finalised Convictions Custodial sentences Finalised serious evasion and fraud audits Tax liability raised ($m) 2009–10* 20 15 15 14 191 69.2 2008–09 183 58 54 40 756 351.5 2007–08 178 77 77 46 314 330.71 2006–07 269 108 106 64 241 94.6 2005–06 367 107 102 57 363 121.4 2004–05 336 164 158 102 400 162.1 2003–04 685 172 166 81 441 137.9