How do I set GSA Search Engine Ranker only to index backlinks dofollow?

Pls help....
How do I set GSA Search Engine Ranker only to index backlinks dofollow?
my statistic is very low,
Total Backlinks 4,338

dofollow	914	21%
nofollow	3,416	79%

u will need to backlink for ur backlink that meen using tier also u will need to ping ur backlinks

here u can find alot of pingers that will mark ur backlinks for google to index faster 

http://www.edugovengines.com/product/gsa-ser-fast-indexing-pingers/

also u will need gsa seo indexer to whois ur backlinks

u can use gsa url redirector 

hint:weakly select all ur projects then right click>>show urls>verified then select all ur backlinks and do right click>>index by pinging