For the period of 1998 - 2008 the American Society of Cinematographers voted this list:
http://www.cinematography.com/index.php?showtopic=47008
The top ten:
1. Amelie: Bruno Delbonnel, ASC, AFC (2001)
2. Children of Men: Emmanuel Lubezki, ASC, AMC (2006)
3. Saving Private Ryan: Janusz Kaminski (199
4. There Will Be Blood: Robert Elswit, ASC (2007)
5. No Country for Old Men: Roger Deakins, ASC, BSC (2007)
6. Fight Club: Jeff Cronenweth, ASC (1999)
7. The Dark Knight: Wally Pfister, ASC (200
8. Road to Perdition: Conrad L. Hall, ASC (2002)
9. Cidade de Deus (City of God): César Charlone, ABC (2002)
10. American Beauty: Conrad L. Hall, ASC (1999)