IWHIC.com offers low cost - high quality proxy hosting. 

** Use coupon code: 1stMonth To receive 50% off your first  Month

Proxy 1 Bandwidth  30 GB      $4.99
Proxy 2 Bandwidth  70 GB      $6.99
Proxy 3 Bandwidth  110 GB    $10.99
Proxy 4 Bandwidth  220 GB    $14.99
Proxy 5 Bandwidth  330 GB    $21.99
Proxy 6 Bandwidth  660 GB    $41.23
Proxy 7 Bandwidth  1,000 GB $59.99