2006 Handbook of Publicly Traded AGA Member Companies
Handbook / Manual / Guide by American Gas Association, 01/01/2006

Residential Natural Gas Market Survey, 1999 Data
Report / Survey by American Gas Association, 01/01/1999

Residential Natural Gas Market Survey, 2000 Data
Report / Survey by American Gas Association, 01/01/2001

Residential Natural Gas Market Survey, 2001 Data
Report / Survey by American Gas Association, 01/01/2003

Residential Natural Gas Market Survey, 2004 Data
Report / Survey by American Gas Association, 01/01/2006

Residential Natural Gas Market Survey, 2005 Data
Report / Survey by American Gas Association, 02/01/2007

Residential Natural Gas Market Survey, 2006 Data
Report / Survey by American Gas Association, 01/01/2008

Residential Natural Gas Market Survey, 2007 Data
Report / Survey by American Gas Association, 03/01/2009

Residential Natural Gas Market Survey, 2010 Data
Report / Survey by American Gas Association, 01/15/2012

Residential Gas Market Survey, 2011 Data
Report / Survey by American Gas Association, 02/01/2013

Residential Gas Market Survey, 2012 Data
Report / Survey by American Gas Association, 02/01/2014

Residential Gas Market Survey, 2013 Data
Report / Survey by American Gas Association, 01/01/2015