Best Actress

1. Carey Mulligan, An Education (16.77)
2. Meryl Streep, Julie & Julia (13.71)
3. Gabourey Sidibe, Precious (8.83)
4. Helen Mirren, The Last Station (8.22)
5. Sandra Bullock, The Blind Side (6.11)

6. Emily Blunt, The Young Victoria (3.11)
7. Tilda Swinton, Julia (2.00)
8. Marion Cotillard, Nine (1.86)
9. Shohreh Aghdashloo, The Stoning of Soraya M. (1.50)
10. Sandra Bullock, The Proposal (1.23)

Note
The bold ones are locks. Only Shohreh Aghdashloo and The Proposal's Sandra Bullock are mathematically out...