What percentage of journals whose short name begins with ANN were published in the paper database in 1989?
short name begins with ANN refers to ShortName like 'ANN%' ; percentage refers to DIVIDE(COUNT(ShortName like 'ANN%' ), COUNT(id)) * 100%;  in 1989 refers to Year = 1989
SELECT CAST((SUM(CASE WHEN T1.ShortName LIKE 'ANN%' THEN 1 ELSE 0 END)) AS REAL) * 100 / COUNT(T1.ShortName) FROM Journal AS T1 INNER JOIN Paper AS T2 ON T1.Id = T2.JournalId WHERE T2.Year = 1989