Zero and non-zero accepted count. Self-accepted answers do not count.
Q&A for those using, extending or developing Emacs
-- How Unsung am I? -- Zero and non-zero accepted count. Self-accepted answers do not count. select count(a.Id) as [Accepted Answers], sum(case when a.Score = 0 then 0 else 1 end) as [Scored Answers], sum(case when a.Score = 0 then 1 else 0 end) as [Unscored Answers], sum(CASE WHEN a.Score = 0 then 1 else 0 end)*1000 / count(a.Id) / 10.0 as [Percentage Unscored] from Posts q inner join Posts a on a.Id = q.AcceptedAnswerId where a.CommunityOwnedDate is null and a.OwnerUserId = ##UserId## and q.OwnerUserId != ##UserId## and a.postTypeId = 2