Central Vigilance Commission (CVC) has said that graft complaints declined over 50 per cent in 2015 as against 2014. <br/><br/>The probity watchdog said it received 29,838 complaints in 2015, the lowest in the past four years. <br/><br/>According to a report recently tabled in Parliament, Central Vigilance Commission received 62,362 such complaints in 2014.<br/><br/>The Commission's annual report for 2015 mentioned that it had received 31,432 and 37,039 complaints of alleged corruption during 2013 and 2012 respectively.