You can do it in 2 steps: A. delete the duplicate lines and save result to file1(as example 130) B. count the number of lines and save result to file2
You can use following procedure to finish step B: 1. ctrl-o open text file 2. open menu "Replace->Replace by template->Word Frequency Statistics->Count and sort frequency of all lines" 3. click "ok", click "replace", done. 4. ctrl-s save result to file.