It will go well under 20%. Just as I predicted here.
https://bitcointalk.org/index.php?topic=671189.msg8299497#msg8299497my 12-14% is much more likely then 20% with 500+ blocks to go
we are in the 11.53% to 16.37% area which is well under 20%
https://bitcoinwisdom.com/bitcoin/difficultyBitcoin Difficulty: 19,729,645,941
Estimated Next Difficulty: 22,959,869,961 (+16.37%)
http://bitcoincharts.comDifficulty 1972964594
Estimated 22005031037 about 11.53%