What does “systematic” mean?

Question

What does “systematic” mean in the sentence below?

Marzuki Darusman, the Special Rapporteur on the situation of human rights in the DPRK, told the UN Human Rights Council on March 11^th that many of the systematic patterns of human rights violations documented in the DPRK may constitute crimes against humanity, Mr. Darusman’s latest report provided a comprehensive overview of the human rights situation in the country since the inception of his mandate in 2004.
_{Source: freeforallblog.org – UN Establishes Commission to Examine Rights Abuses in North Korea}

Does it mean organized, methodical, or categorized?

Answer 1

It could indicate that the human rights violations are deliberate and follow an explicit system, but I think more likely it is being used as in sense 3b in Merriam-Webster:

marked by thoroughness and regularity: systematic efforts