| Year |
Result |
Place |
Venue |
Date |
| 2007 |
20.35 |
24 |
Tempe, AZ |
Apr 28 |
| 2008 |
20.60 |
24 |
Northridge, CA |
May 30 |
| 2009 |
20.99 |
10 |
Eugene, OR |
May 29 |
| 2010 |
21.97 |
5 |
Eugene, OR |
Jun 12 |
| 2011 |
21.76 |
7 |
Lausanne |
Jun 30 |
| 2012 |
21.66 |
5 |
Eugene, OR |
Jun 24 |
| 2013 |
22.28 |
1 |
Doha |
May 10 |
| 2014 |
21.31 |
9 |
Shanghai |
May 18 |
| 2015 |
21.37 |
8 |
Eugene, OR |
Jun 28 |
| 2016 |
21.06 |
15 |
Chula Vista, CA |
Jun 18 |
| 2017 |
21.65 |
10 |
Athens, GA |
Jul 21 |
| 2018 |
20.99 |
18 |
Auckland (NZL) |
Mar 25 |
| Indoor Results |
| (better than outdoor result for the same year) |
| 2008 |
21.73 |
|
Fayetteville, AR |
Mar 14 |
| 2012 |
22.00 |
|
Istanbul |
Mar 09 |
| 2014 |
22.05 |
|
Sopot |
Mar 07 |
| 2014 |
22.23 |
|
Albuquerque, NM |
Feb 23 |
|
| International |
| Year |
Result |
Place |
| 2011 (World) |
20.75 |
7 |
| 2012 (World Indoor) |
22.00 |
1 |
| 2013 (World) |
21.57 |
2 |
| 2014 (World Indoor) |
22.05 |
1 |
| 2017 (World) |
21.09 |
7 |
| 2018 (World Indoor) |
21.03 |
7 |
| National |
| Year |
Result |
Place |
| 2008 (OT & USA Champ.) |
20.36 |
6 |
| 2010 (USA Champ.) |
20.61 |
5 |
| 2011 (USA Champ.) |
21.34 |
4 |
| 2012 (OT & USA Champ.) |
21.66 |
2 |
| 2013 (USA Champ.) |
22.11 |
1 |
| 2015 (USA Champ.) |
20.79 |
7 |
| 2016 (OT & USA Champ.) |
20.89 |
4 |
| 2017 (USA Champ.) |
21.54 |
3 |
| 2018 (USA Champ.) |
20.79 |
4 |
|
|