The Guardian has logged every police killing in America this year, and, as of 1 July 2015, 547 people have been killed by law enforcement. According to another souce: Police Have Killed at Least 1,083 Americans Since Michael Brown's Death
killed-at-least-1083-americans-since-michael-browns-death?utm_source=vicenewsemail (This video shows the figures up to 29 June 2015, when 545 had been killed.) Of those, the vast majority were shot dead despite more than one in five of these victims being unarmed. Black people have been disproportionately killed, at a rate twice that of white and Hispanic/Latino people.
• US police killings headed for 1,100 this year, with black Americans twice as likely to die