Virginity in a relationship?

Im 18 and so is she, we both like each other alot, been seein each other for almost the past month, buh today we started talkin bout and she said shes not a virgin and also that she's had with 4 different guys, one bein a one night stand, now im disappointed cuz im a virgin, so to me its not like a major deal breaker buh it has made me take a step back, she has been more than i couls have asked for and she says its all in her past, so idk what I should do, I mean 4 guys is alot to me, any suggestions?