| Survey | Dates |
|---|---|
| Winter 2009 | January 8 - April 1 |
| Spring 2009 | April 2 - June 24 |
| Summer 2009 | June 25 - September 16 |
| Fall 2009 | September 17 - December 9 |
| Winter 2010 | January 7 - March 31 |
| Spring 2010 | April 1 - June 23 |
| Summer 2010 | June 24 - September 15 |
| Fall 2010 | September 16 - December 8 |
| Winter 2011 | January 6 - March 30 |
| Spring 2011 | March 31 - June 22 |
| Summer 2011 | June 23 - September 14 |
| Fall 2011 | September 15 - December 7 |
| Survey | Dates |
|---|---|
| January 2009 |
January 8 - February 4 |
| February 2009 | February 5 - March 4 |
| March 2009 | March 5 - April 1 |
| April 2009 | April 2 - April 29 |
| May 2009 |
April 30 - May 27 |
| June 2009 | May 28 - June 24 |
| July 2009 | June 25 - July 22 |
| August 2009 | July 23 - August 19 |
| September 2009 |
August 20 - September 16 |
| October 2009 | September 17 - October 14 |
| November 2009 | October 15 - November 11 |
| December 2009 | November 12 - December 9 |
| Holiday 2009 | December 10 - January 6 |
PPM™ is a mark of Arbitron Inc.
Schedules subject to change. Last updated: 6.19.09