user: Question: Was the constitution amended with a 57.91% vote of yes?
Columns: ['meas. num.', 'passed', 'YES votes', 'NO votes', '% YES', 'Const. Amd.?', 'type', 'description']
Types: ['real', 'text', 'real', 'real', 'text', 'text', 'text', 'text']
Sample row: [2.0, 'No', 376489.0, 536967.0, '41.22%', 'Yes', 'LEG', 'Allows changing city, county election days']
SQL:

assistant: SELECT "Const. Amd.?" FROM "Table" WHERE "% YES" = '57.91%';