| State | County/County-equivalent | GDP (millions of US$) | % Correct |
|---|---|---|---|
| California | Los Angeles | 790,016 | 94%
|
| New York | New York | 780,966 | 90%
|
| California | Orange | 270,441 | 90%
|
| California | City and County of {San Francisco} | 233,953 | 87%
|
| Washington | King | 367,176 | 81%
|
| California | San Diego | 257,341 | 81%
|
| Illinois | Cook | 417,565 | 77%
|
| Texas | Dallas | 299,733 | 77%
|
| – | District of Columbia | 144,030 | 77%
|
| Georgia | Fulton | 195,682 | 74%
|
| California | Alameda | 148,710 | 71%
|
| Texas | Harris | 402,792 | 71%
|
| Arizona | Maricopa | 290,240 | 71%
|
| Florida | Miami-Dade | 184,513 | 71%
|
| Minnesota | Hennepin | 150,146 | 68%
|
| Massachusetts | Middlesex | 190,978 | 65%
|
| California | Santa Clara | 382,787 | 65%
|
| California | San Mateo | 165,414 | 61%
|
| Massachusetts | Suffolk | 151,982 | 55%
|
| Texas | Travis | 150,753 | 52%
|