Google site for Sector Definitions
data also part of Google's Public Data http://www.wri.org/our-work/project/cait-climate-data-explorer/maps-data http://eia.gov/consumption/manufacturing/data/2006/#undefined http://www.worldmrio.com/national/co.jsp?tab=INDICATORS http://www.eiolca.net/
sunburst http://bl.ocks.org/kerryrodden/7090426 zoomable sunburst http://bl.ocks.org/kerryrodden/477c1bfb081b783f80ad