| 2015 | 5–8 Dec 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2015 | 24–27 Oct 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2015 | 18–21 Jul 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2015 | 14–16 Jun 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2015 | 25–28 Apr 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2015 | 19–22 Feb 2015 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2014 | 4–7 Dec 2014 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2014 | 23–26 Oct 2014 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2014 | 17–20 Jul 2014 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2014 | 24–27 Apr 2014 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2014 | 20–23 Feb 2014 | Donald E. Stephens Convention Center Rosemont, Illinois | 119 | — |
| 2013 | 5–8 Dec 2013 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2013 | 24–27 Oct 2013 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2013 | 18–21 Jul 2013 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2013 | 14–16 Jun 2013 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2013 | 25–28 Apr 2013 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2012 | 30 Nov – 2 Dec 2012 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2012 | 25–28 Oct 2012 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2012 | 24–26 Aug 2012 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2012 | 19–22 Jul 2012 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2012 | 19–22 Apr 2012 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2012 | 16–19 Feb 2012 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2011 | 2–4 Dec 2011 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2011 | 20–23 Oct 2011 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2011 | 21–24 Jul 2011 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |
| 2011 | 3–5 Jun 2011 | Renaissance Schaumburg Hotel & Convention Center Schaumburg, Illinois | — | — |
| 2011 | 14–17 Apr 2011 | Donald E. Stephens Convention Center Rosemont, Illinois | — | — |