|
10/2006 |
5,288 |
|
4/2006 |
5,283 |
|
10/2005 |
5,280 |
|
4/2005 |
5,276 |
|
10/2004 |
5,273 |
|
4/2004 |
5,269 |
|
10/2003 |
5,265 |
|
4/2003 |
5,258 |
|
10/2002 |
5,253 |
|
4/2002 |
5,246 |
|
10/2001 |
5,240 |
|
4/2001 |
5,231 |
|
10/2000 |
5,221 |
|
4/2000 |
5,214 |
|
10/1999 |
5,211 |
|
4/1999 |
5,205 |
|
10/1998 |
5,198 |
|
4/1998 |
5,191 |
|
10/1997 |
5,186 |
|
4/1997 |
5,176 |
|
10/1996 |
5,168 |
All levels are
shown as feet above sea-level.