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select u.DisplayName as [User], 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 inner join Users u on u.Id = a.Id where a.CommunityOwnedDate is null and q.OwnerUserId != a.OwnerUserId and a.postTypeId = 2 group by u.DisplayName