(52%) occurred in the past three years.
more than half
on advertising and promotion.
3.4% of net sales
in net sales.
$2.2 trillion
and registered
$75 billion
Amazon from its start in 1995 through 2021 spent
on advertising and promotion
Over that time, Amazon spent
Of Amazon's ad and promotion spending and net sales,
![](https://media-s3-us-east-1.ceros.com/crain/images/2022/02/08/bc6b54031e6cc741a69b2b89a3ce6c13/amazonprimeday2021commercial-delivery.png)