Can an entire country have PTSD?

Anna Badkhen thinks it's possible.  The Centers for Disease Control and Prevention assert that between 30 and 70 percent of people who have lived in war zones bear the scars of post-traumatic stress disorder and depression.  In 2002, shortly after the Taliban government fell in Kabul, the U.S. Centers for Disease Control and Prevention found that 42 percent of Afghans suffered from post-traumatic stress disorder and 68 percent exhibited signs of major depression. What has happened since the war is still going on 10 years later?