Reference Period |
|
Release Date | |
|
| January 31, 2001 |
|
February 28, 2001 | February 28, 2001 |
|
March 31, 2001 | March 31, 2001 |
|
April 30, 2001 | April 30, 2001 |
|
May 31, 2001 | May 31, 2001 |
|
June 30, 2001 | June 30, 2001 |
|
July 31, 2001 | July 31, 2001 |
|
August 31, 2001 | August 31, 2001 |
|
September 29, 2001 | September 29, 2001 |
|
October 31, 2001 | October 31, 2001 |
|
November 29, 2001 | November 30, 2001 |
|
December 31, 2001 | December 31, 2001 |
|
January 31, 2002 | January 31, 2002 |
|
February 28, 2002 | February 28, 2002 |
|
March 30, 2002 | March 31, 2002 |
|
April 30, 2002 |
|