user: Question: What is the rank (csa) for the percentage change (1990-2000) was A034 +8.71%?
Columns: ['Rank (CSA)', 'Combined Statistical Area (or Metropolitan Statistical Area if noted)', 'State(s)', '2007 Estimate', '2000 Population', 'Percent Change (1990–2000)']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['4', 'Dallas-Fort Worth', 'TX', '0 6,498,410', '0 5,487,956', 'A011 +18.41%']
SQL:

assistant: SELECT "Rank (CSA)" FROM "Table" WHERE "Percent Change (1990–2000)" = 'A034 +8.71%';