Due to the current gap in continued funding from the U.S. National Science Foundation (NSF), the NSF Unidata Program Center has temporarily paused most operations. See NSF Unidata Pause in Most Operations for details.

EDU versus non-EDU institutions represented for all packages reply data: April 01 2012 to April 01 2013

EDU institutions = US and international degree granting universities, colleges and technical schools and EDU entities.

Undetermined/misc data = foreign addresses with no identifying domain convention (e.g., 'ac'), etc.

A support ticket can have one or more replies. A reply can have one or more users. Hence there can be one or more insitutions represented in a single reply.

Note: The chart above is interactive - click on the pie pieces to see the data.