ACUMEN
| Date | Clue |
|---|---|
| 2025-05-28 | Astuteness |
| 2021-06-20 | Keenness of judgment |
| 2015-09-27 | Shrewdness |
| 2011-07-31 | Sharpness |
| 2011-06-06 | Keenness of mind |
| 2009-09-22 | Keenness of mind |
| 2008-07-09 | Keen insight |
| 2007-06-01 | Sagacity |
| 2006-12-10 | Shrewdness |
| 2004-09-26 | Insight |
| 2003-09-04 | Shrewdness |
| 2002-07-07 | Astuteness |
| 1998-04-24 | Perspicacity |
| 1997-02-17 | Shrewdness |
| 1996-08-03 | Smarts |
| 1996-04-02 | Discernment |
| 1995-11-12 | Sharpness |