- Spark Cash Index – December 2011
- Spark Cash Index – November 2011
- Spark Cash Index – October 2011
- Spark Cash Index – September 2011
- Spark Cash Index – August 2011
- Spark Cash Index – July 2011
- Spark Cash Index – June 2011
- Spark Cash Index – May 2011
- Spark Cash Index – April 2011
- Spark Cash Index – March 2011
- Spark Cash Index – February 2011
- Spark Cash Index – January 2011