brahmin/ based on Cornell's post-graduate survey:
Cornell Engineering : Engr. Post-Graduate Survey Results
[2006] Bachelor's
ME> Mean: $59,395; Median: $57,700
ECE> Mean: $60,864; Median: $59,500
CS> Mean: $65,714; Median: $63,000
[2005]
ME> Mean: $55,265; Median: $55,000
ECE> Mean: $59,789; Median: $56,500
CS> Mean: $66,276; Median: $65,000
i know many other universities have their own post-graduate surveys but i'm too lazy to go out looking for them.