user: Question: What is the highest measure number?
Columns: ['meas. num.', 'passed', 'YES votes', 'NO votes', '% YES', 'Const. Amd.?', 'type', 'description']
Types: ['real', 'text', 'real', 'real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'No', 216545.0, 296008.0, '42.25%', 'Yes', 'LEG', 'Salaries of State Legislators']
SQL:

assistant: SELECT MAX("meas. num.") FROM "Table";