That's 'the sum total of' what I know about cars. [=that's all I know about cars]
They have managed to raise a 'grand total' of $15 million in the past two years.
They scored a 'grand total' of three points in the first quarter.
(..) Whatever Troy is mad about. What's Troy mad about? - I don't know. - I don't know. I know, I told her that. We are a total fraud. Do you think they can see through us. Of course not. We're wearing eye shadow. Being cool is so exhausting. Who's the birthday girl? (..)2015 Inside Out