user: Question: What is the sum of Year, when Regional GVA is 6584, and when Services is less than 5277?
Columns: ['Year', 'Regional GVA', 'Agriculture', 'Industry', 'Services']
Types: ['real', 'real', 'real', 'real', 'real']
Sample row: [1995.0, 4753.0, 11.0, 1110.0, 3632.0]
SQL:

assistant: SELECT SUM("Year") FROM "Table" WHERE "Regional GVA" = 6584.0 AND "Services" < 5277.0;