HELP ME

Hello!
I’ve got a problem, i wanna to STACK all the score in the menu, like when player make a score in a new scene to add there and another score after he die to add there, i have the storage but now it’s show me only the highscore in the game.
How can i do that?

imgur.com/a/HCEOPvx
imgur.com/a/JWRkDN7
imgur.com/a/dVshGia

Can someone help me?