user: Question: What state has a Net contribution per capita of $-171?
Columns: ['State', 'Revenue (millions)', 'Population', 'Revenue per capita', 'Spending (millions)', 'Spending per capita', 'Net contribution per capita']
Types: ['text', 'text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Delaware', '$16,858', 864764.0, '$19,494', '$6,234', '$7,209', '$12,285']
SQL:

assistant: SELECT "State" FROM "Table" WHERE "Net contribution per capita" = '$-171';