I have a file with has the following data
abaddda;;;;;;;;asdfd;;;d;dadfewdff;f;v;v;v;;v;v;v;v;v;v;v;w;;
;frf;r;v;afd;f;ad;f;d;;va;;g;g;sd;a;dg;ag;ads;ga;dga;d;dsa;;;;
;;sd;df;asd;f;df;adf;adf;;df;df;;d;f;f;sf;df;f;df;;fd;f;f;sdfd;;;;
I want to replace every 13 th semicolon ; in everyline with two semicolons ;; , is this possible