The DUP's Jonathan Craig announced the statistic duringanassembly debate where he said that this was "now far worse" than the one in ten who went straight into full-time teaching work last year.
They stopped short of granting the military forces a permanent block of seats in the assembly, an idea which had gathered momentum during two months of backroom dealing.
During a debate in the assembly, Mr Millar also said it was time for an open discussion about whether people seeking medical treatment for injuries sustained while drunk should continue to be treated for free.
"In an abundance of caution, the captain deemed it necessary to muster all guests at their assembly stations during the incident, " the company said in a news release.