Answer:
It's most likely a statistic because it's listing numbers and sales. I wouldn't say fact because it's not something most people know.
The answer to the question is the motif of a roof as a sky.
The SS was Hitler's military unit. The SD was Hitler's intelligence gathering unit. They helped Hitler by providing him with strong intelligence and military support - against "enemies" both foreign and domestic. Without these units and groups, Hitler's plans - both within Germany but also throughout Europe - would not have been achievable.
