I'm 15 and single, no guy that I can eventually be interested has approached me...why?

trust me your not alone im fifteen too! lol graduates of ~2014~ lol. well ive never had a boyfriend either. but i have been used before. had my first kiss and all but totally with the wrong guy. but i feel theres no one out there for me or nobody wants me. i feel im gonna be alone forever like those old ppl with 12 cats lol! : D but yaa isnt there someone for all of us out there? but yah were only fifteen we still got a whole life ahead of us<3