George Washington: 77.6% Approval
John Adams: 87.0% Approval
Thomas Jefferson: 70.4% Approval
James Madison: 81.0% Approval
James Monroe: 66.7% Approval
John Quincy Adams: 79.6% Approval
Andrew Jackson: 23.7% Approval
Martin Van Buren: 77.8% Approval
William Henry Harrison: 50.0% Approval
John Tyler: 23.3% Approval
James K. Polk: 64.3% Approval
Zachary Taylor: 80.0% Approval
Millard Fillmore: 12.5% Approval
Franklin Pierce: 16.1% Approval
James Buchanan: 6.3% Approval
Abraham Lincoln: 89.1% Approval
Andrew Johnson: 19.2% Approval
Ulysses S. Grant: 76.2% Approval
Rutherford B. Hayes: 35.3% Approval
James A. Garfield: 83.7% Approval
Chester A. Arthur: 80.8% Approval
Grover Cleveland: 54.8% Approval
Benjamin Harrison: 31.1% Approval25th President of the United States:
http://en.wikipedia.org/wiki/William_McKinleyFF for Gold Standard and anti-inflation, HP for protective tariffs and imperialism. HP overall.