why can I only get one sticker in my sig???

any help? I've made over 80 posts. How many do I have to do to be able to have more than one sticker? i'd like to have my half stone showing, my bronze body magic and slimmer of the week.

I don't know but you might find the answer on

http://www.minimins.com/gsearch.php?cx=010694533525507175605%3A4jyj6mueyhe&cof=FORID%3A10&ie=UTF-8&q=how+many+sw+posts+needed+for+getting+stickers%3F&sa=Search#1193