Among all publications containing keywords 'Turbulent Fluids', what percentage of them was published in the journal named 'Physics of Fluids'?
'Physics of Fluids' is the FullName of journal; percentage = DIVIDE(SUM(Keyword = 'Turbulent Fluids'), SUM(FullName = 'Physics of Fluids')) as percentage
SELECT CAST(SUM(CASE WHEN T1.Keyword = 'Turbulent Fluids' THEN 1 ELSE 0 END) AS REAL) / SUM(CASE WHEN T2.FullName = 'Physics of Fluids' THEN 1 ELSE 0 END) FROM Paper AS T1 INNER JOIN Journal AS T2 ON T1.JournalId = T2.Id
database name:db_id authors
Author table Author Cols: Id dtype integer, Name dtype text, Affiliation dtype text, 
Conference table Conference Cols: Id dtype integer, ShortName dtype text, FullName dtype text, HomePage dtype text, 
Journal table Journal Cols: Id dtype integer, ShortName dtype text, FullName dtype text, HomePage dtype text, 
Paper table Paper Cols: Id dtype integer, Title dtype text, Year dtype integer, ConferenceId dtype integer, JournalId dtype integer, Keyword dtype text, 
PaperAuthor table PaperAuthor Cols: PaperId dtype integer, AuthorId dtype integer, Name dtype text, Affiliation dtype text, 
