Other folks have said the same thing, such as, "I feel so messed up, so I don't understand why my score isn't higher." Well, 127 does show some problems, if that makes you feel better. (I am doing my best to make you feel better, anyway!

)
Well, I don't think you were born with low self-esteem. Were you abused in any way when you were growing up--put down, criticized a lot, etc.? How about checking out the Survivors of Abuse forum to see if any of that rings a bell? Here's the link:
http://forums.psychcentral.com/survivors-abuse/.