Just to follow up on my post, look here at the average block size for the last 30days by pool. I think this gives you a good idea of the ethical pools vs selfish ones.

Mining pool   Average size
Solo CKPool       997,415
Kano CKPool      913,563
BitMinter            776,757
BitFury              764,694
myBTCcoin Pool  749,260
NiceHash Solo    749,069
KnCMiner           698,215
21 Inc.              660,633
BW.COM            653,842
BitClub Network 652,797
AntPool             643,672
F2Pool              577,282
BTCChina Pool   576,451
ghash.io           559,856
Unknown          535,832
slush                 527,274
Eligius             431,685


Source: https://data.bitcoinity.org/bitcoin/blocksize/30d?t=l