GBA:  Here's the data for Gallop:  "The daily tracking poll found that just 40% of Americans approve of President Trump's job as president so far, compared to 55% who say the disapprove. The negative 15-point spread is the highest recorded in the poll since Trump took office January 20. ... Trump's low approval rating is atypical for a new president.Feb 13, 2017
Gallup poll: Trump approval rating at new low - CNNPolitics.com
www.cnn.com/2017/02/13/politics/donald-trump-approval-poll-low-gallup/"

I looked at the link you provided.  It seems you confused "disapproval (at 54% and rising) with "approval" which is at 40% and dropping.  Double check it and you'll see what I mean.  regards, Gary Crum