I think you miss typed a zero for literary fluency. There are only 2500 most frequent used characters and 1000 second frequent characters (from 《现代汉语常用字表》, freq

I think you miss typed a zero for literary fluency. There are only 2500 most frequent used characters and 1000 second frequent characters (from 《现代汉语常用字表》, frequent standard Chinese characters list) Moreover, they are not unique, but composed from common radicals, like prefix/suffix in English.