The PGIS/PPGIS Community of Practice is present on Dgroups since 2003, on LinkedIn since June 2008 and Facebook since May 2010.
Here are some stats about its growth:
DGroups:
# of members on 31/12/14: 2,643
Growth over the year 2014: +3%
LinkedIn:
# of members on 31/12/14: 2,364
Growth over the year 2014: +6%
Facebook:
# of Likes on 31/12/14: 1,428
Growth over the year 2014: +14%
Twitter:
# of followers on 31/12/14: 611
Growth over the year 2014: +10%
A new PGIS twitter account has been creates to report on PGIS activities run by CTA. You are welcome to follow it as well.
Be reminded that on Dgroups there are four PGIS/PPGIS communities. One for a global audience in English, and language-defined French, Spanish and Portuguese chapters. The above image shows the geographic distribution on members on the global (English) list.