Answer: No
That claim that went viral and got circulated in social media was not based on facts. It was taken from an opinion article by Marichu A. Villanueva on “The Philippine Star”. In Fact if we check other articles or news about it the 993 was in fact was the total crime incidents that occured on May-June 2014, including petty crimes meaning not all those crime resulted in deaths of certain individuals.
Sources:
http://www.philstar.com/opinion/2014/06/20/1336787/two-wheeled-killers
http://opinion.inquirer.net/96166/on-ira-panganibans-outburst-i-call-bs
http://www.thestandard.com.ph/mobile/article/150273