With a h/t to Byron, and agreeing with his comment.

1. Aquinas (100%)
2. Aristotle (100%)
3. Plato (82%)
4. Ayn Rand (80%)
5. Spinoza (79%)
6. St. Augustine (74%)
7. Stoics (70%)
8. Nietzsche (70%)
9. David Hume (66%)
10. Cynics (62%)
11. Ockham (61%)
12. Kant (56%)
13. John Stuart Mill (54%)
14. Epicureans (51%)
15. Jeremy Bentham (46%)
16. Thomas Hobbes (41%)
17. Jean-Paul Sartre (40%)
18. Prescriptivism (32%)
19. Nel Noddings (24%)

Take the test here.