| 2022-04-03 | Quickly maturing security, for short |
| 2022-02-20 | It matures quickly, in brief |
| 2020-03-22 | Govt.-backed investment |
| 2019-07-26 | One maturing quickly, informally |
| 2017-05-04 | Very low-risk investment, familiarly |
| 2015-02-13 | Single-price auction purchase, informally |
| 2014-07-27 | Govt. security |
| 2012-10-04 | Govt. security |
| 2010-06-20 | Govt. instrument |
| 2010-03-11 | Security that matures in a year or less, briefly |
| 2009-11-14 | One maturing quickly, for short |
| 2009-03-04 | Govt. security |
| 2006-03-27 | Govt. note |
| 2004-09-21 | Govt. security |
| 2004-08-15 | Govt. security |
| 2002-12-05 | Govt. debt instrument |
| 2001-11-23 | Certain investment, briefly |
| 1998-09-10 | Govt. promissory note |
| 1997-12-16 | Govt. security |