300,000 people
525,000 people died in Belzec Concentration Camp.
6,000 People including Jews and people of other races were killed in the Janowska Concentration Camp.
many
2
Approximately 1000 people died in the Amersfoort concentration camp.
0, all people who were sent to concentration camps either were or now are stateless people for not being a Pure German or a Pure Aryan German
Between 3,000 and 4,000 people died at Breendonk Concentration Camp during the Holocaust.
It was actually Dachau Concentration Camp, and a total of 31,951 deaths. 25,334 of them Jews.
Camp Concentration has 177 pages.
Please see the link.
Fewer than 4,000
Maybe 100. Only the ones that where not obeying the rules. Westerbork was a transit camp. Not a concentration camp.