> - Most Jewish victims of the Holocaust died by gunshot in the occupied USSR

> - In March 1942, 80% of Holocaust victims were still alive and by February 1943 80% were dead.

Makes sense. A couple of things happened: 1942 Wannsee Conference in January 1942 - which I assume took some time during 1942 to get into motion.

Germany started losing, they realized they did not have the logistics to feed additional millions of people in the occupied territories.