Adam Dunn is having an amazing season considering how horrible his season was last year. Besides the turn around, he is on pace to have the largest percentage of his plate appearances end in either a Walk, Strikeout or Home Run, the three true outcomes. Here is a list of the top 10 players in 3 true outcome percentage since 1955 with at least 300 PA in a season:
| Name | Season | PA | HR% | BB% | K% | 3 True Outcome % |
| Adam Dunn | 2012 | 325 | 7.4% | 17.9% | 37.2% | 62.5% |
| Jack Cust | 2007 | 507 | 5.1% | 20.7% | 32.4% | 58.2% |
| Mark McGwire | 2000 | 321 | 10.0% | 23.7% | 24.3% | 57.9% |
| Jack Cust | 2008 | 598 | 5.5% | 18.6% | 32.9% | 57.0% |
| Mark McGwire | 1998 | 681 | 10.3% | 23.8% | 22.8% | 56.8% |
| Mark McGwire | 2001 | 364 | 8.0% | 15.4% | 32.4% | 55.8% |
| Jack Clark | 1987 | 558 | 6.3% | 24.4% | 24.9% | 55.6% |
| Mark Reynolds | 2010 | 596 | 5.4% | 13.9% | 35.4% | 54.7% |
| Dave Nicholson | 1964 | 350 | 3.7% | 14.9% | 36.0% | 54.6% |
| Ryan Howard | 2007 | 648 | 7.3% | 16.5% | 30.7% | 54.5% |
Dunn looks to be the first player with a percentage over 60% and will crush the previous high by 4%.