user: Question: What is the natural change number of Syria when there were 67000 deaths and an average population greater than 2820?
Columns: ['Average population (x 1,000)', 'Live births', 'Deaths', 'Natural change', 'Crude birth rate (per 1,000)', 'Crude death rate (per 1,000)', 'Natural change (per 1,000)']
Types: ['real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [2470.0, 105000.0, 58000.0, 47000.0, 42.4, 23.5, 18.9]
SQL:

assistant: SELECT "Natural change" FROM "Table" WHERE "Deaths" = 67000.0 AND "Average population (x 1,000)" > 2820.0;