Ad spot on 230k site for $200
 

http://www.juicyads.com/juicysites.php?id=696

Yesterday's Impressions: 231,647
Alexa Rank: 4,415
Traffic is primarily US-based.

zoneStatistics (for Sep-09)
top performing ad: 1593 /clicks daily
average ad clicks: 1593 /clicks daily
estimated CPC: (cost per click) $0.016
average CTR: (click through ratio) 0.69%

Currently the space is using a fake video player image, but you could do better, it is a 200k+ site, afterall. Price is fixed, unrelated to clicks.