They won the game by 'single digits'. [=by 9 points or fewer than 9 points]
The state's unemployment rate remains in the 'double digits'.
The state's unemployment rate is in the 'single digits'.
(..) Not that there's anything wrong with a dragonesque figure. Wait. Oh, I'm hurt! I am very much hurt! Chances of survival are dwindling to single digits now. Wrong head. Fishlegs! Now, Hiccup! Oh, come on. Hiccup! (..)2010 How to Train Your Dragon