ISLAMABAD : Chairman National Accountability Bureau (NAB), Justice (retd) Javed Iqbal has said that accountability watchdog has achieved an unprecedented overall conviction ratio of 68.8 percent due to effective strategy devised by incumbent management to eradicate corruption. Iqbal, in a statement, said that concluding mega corruption and white collar crimes cases is the priority of the bureau. He said that NAB has so far deposited Rs466.069 billion in the national exchequer. NAB Rawalpindi has established a forensic laboratory having advanced facilities to help the investigators. In 2019, the lab had analysed some 15,747 question documents, 300 fingerprints, 74 devices including laptops, mobile phones, hard disks. In total, the analysis of 50 cases was conducted by the forensic lab. In the previous year, the anti-graft body received 53,643 complaints, of which 42,760 had been concluded. The NAB had received 48,591 complaints in 2018. Out of which 41,414 had been concluded. The bureau had recovered Rs363 billion from the corrupt elements in the last two years and deposited into the national exchequer.