user: Question: How many different contents are offered by the qualsiasi tranne Sky HD package?
Columns: ['N°', 'Television service', 'Country', 'Language', 'Content', 'DAR', 'HDTV', 'PPV', 'Package/Option']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [200.0, 'Sky Sport 24 HD', 'Italy', 'Italian', 'sport news', '16:9', 'yes', 'no', 'Sky Sport o Sky Calcio o Sky TV + Sky HD']
SQL:

assistant: SELECT COUNT("Content") FROM "Table" WHERE "Package/Option" = 'qualsiasi tranne Sky HD';