just a random selection of battle reports with lots of head shots where the report indicates minimal kills with a weapon or vehicle

http://battlelog.battlefield.com/bf4/battlereport/show/1/1020093762605548160/1003343820969/
http://battlelog.battlefield.com/bf4/battlereport/show/1/1020234775067504000/1003343820969/
http://battlelog.battlefield.com/bf4/battlereport/show/1/1020254017821224320/1003343820969/

Details show (2018-09-07) http://battlelog.battlefield.com/bf4/soldier/Nils_UMEa/detailedstats/1003343820969/pc/
1061 Kills and 1071 head shots