"Nearly 44,000 asylum seekers have crossed the Aegean Sea from Turkey to the Greek islands so far this year, compared to fewer than 32,500 in all of 2018 – an annual increase of more than 30 percent, but still far below 2015 and 2016 levels."
See: Briefing: How will Greece’s new asylum law affect refugees? ‘There’s no justification for what we’re seeing.’ (The New Humanitarian, link):
“In response, the Greek government passed a new asylum law on Thursday, 31 October aimed at speeding up procedures and facilitating the return of more people to Turkey under the terms of the EU-Turkey deal signed in March 2016 to curb migration across the Aegean.”