The Subtle Inquisition in the Middle East

Philby has always been able to give Moscow high-level intel. He doesn't have that rank or status anymore, but Elliot does. Since he arrived in Beirut, he's been on low-level operations. Dick White, now the head of MI6, has seen to that. Philby knows deep down, Elliott feels uncomfortable about it. The Soviets have increased their numbers in the Middle East,. so we're increasing ours. In this story, no one has quite mastered the subtle inquisition, have they? Look, I'm not a double agent, but just how many people do we have there? If you were to put a very specific very accurate number on that?