When did MLB change the Home Run Derby?

When did MLB change the Home Run Derby? 1991–2005. Beginning in 1991, the format changed to a 3-round contest. From 1991 to 2006, 8-10 players were selected and hit as many home runs as possible before reaching 10 outs in each round. The tally reset for each round, with the top four advancing to the second round, and the top two advancing to the final.

1991–2005. Beginning in 1991, the format changed to a 3-round contest. From 1991 to 2006, 8-10 players were selected and hit as many home runs as possible before reaching 10 outs in each round. The tally reset for each round, with the top four advancing to the second round, and the top two advancing to the final.