Best price: Napoli pay $2.24, Lazio pay $3.45, a draw pays $3.85 (the best of 49 bookies we checked). $100 on Napoli returns $224.
Fair chance (our read of the prices, with the bookies' cut taken out): Napoli about 4 in 10, a draw about 3 in 10, Lazio about 3 in 10.
How much the bookies keep: about $6.01 of every $100 bet on this game.
Since betting opened: the price has moved toward Lazio.