user: Question: How many apps for the rank of 8 in the 2012/13 season?
Columns: ['Rank', 'Name', 'Season', 'Club', 'Goals', 'Apps', 'Goals per Match']
Types: ['real', 'text', 'text', 'text', 'real', 'real', 'real']
Sample row: [1.0, 'Lionel Messi', '2011/12', 'Barcelona', 50.0, 37.0, 1.351]
SQL:

assistant: SELECT "Apps" FROM "Table" WHERE "Rank" = 8.0 AND "Season" = '2012/13';