It is the number of Wikipedia articles that exist for Manx, a language spoken competently by about a hundred inhabitants of the Isle of Man.
An integer, currently standing at about 3735
The rationale and data for the indicator are given at Wikipedia Gaps (Info-actant Dictionary).
Existing Wikipedia resources and urgently required online encyclopedia initiatives are listed at Education Sector Map (tabs Resources, Initiatives).
Questions, answers and comments
Defined by a Wikiworx.info volunteer on February 22, 2011.
For its application, see Wikipedia Gaps.