| 2019-01-25 | Lacking face value |
| 2019-01-20 | Stock valuation phrase |
| 2013-08-18 | Without face value, as stock |
| 2011-05-03 | Like some stock |
| 2010-09-28 | Like some stock |
| 2008-11-19 | Stock classification |
| 2007-11-20 | Without face value |
| 2007-02-09 | Like some stocks |
| 2006-07-24 | Lacking face value, as stock |
| 2005-02-17 | Kind of stock |
| 2003-05-25 | Like some stock |
| 2002-02-14 | Like some stock |
| 2001-12-21 | Kind of stock |
| 2001-05-25 | Without face value |
| 2000-12-22 | Without face value |
| 2000-10-27 | Like some stock |
| 1999-08-22 | Like some stocks |
| 1997-10-06 | Without face value, as stock |
| 1997-08-12 | Like some stocks |
| 1993-12-05 | Type of stock certificate |