Awareness maintained!
Good awareness on the part of fellow sky divers as they notice one of their own in trouble and actually knocked out. They deploy his parachute and save his life:
http://www.dailymail.co.uk/news/article-2548079/Terror-12-500ft-Watch-horrifying-moment-skydiver-plummets-ground-unconscious-knocked-jumper-freak-accident.html
http://www.dailymail.co.uk/news/article-2548079/Terror-12-500ft-Watch-horrifying-moment-skydiver-plummets-ground-unconscious-knocked-jumper-freak-accident.html