北大说:,"田刚依据实际工作时间按月领取津贴，津贴数约为其美国月薪的1/3"

I don't know the exact number, and I don't need to know. but we can know in a range.

More important, I don't need to know the exact number, I can prove that that "Yashi" is a rumor-maker, and your calculation was Ruo Zhi.