(AET) refers to the fact that the final was won in extra time. (r) refers to the fact that the final was a draw in the first game and was won in the second game by means of a replay. (g.g) refers to the fact that the game was won by means of golden goal where the first to score in extra time would win the game. (p) refers to the fact that the game was won on penalties.
For cases of multiple host nations, the one underlined is the nation where the final was held,