During 1940, the centres at Brandenburg, Grafeneck and Hartheim killed nearly 10,000 people each, while another 6,000 were killed at Sonnenstein.
Disepanjang tahun 1940, di pusat-pusat program di Brandenburg, Grafeneck dan Hartheim telah dilakukan pembunuhan terhadap sekitar 10,000 orang disetiap pusat program, dimana sekitar 6.000 dibunuh di Sonnenstein.