What are some good eCommerce benchmarks to keep track of?

Here is a list of eCommerce benchmarks to track

1. Traffic source by visitors and revenue

2. Customer retention rate

3. E-commerce margins average gross and net margin

4. Conversion rate by channel, device type, and business model

5. Average order value by device, traffic source, and store performance

6. Average on-site engagement metrics and bounce rate by traffic source

7. Annual eCommerce growth rate

8. Google Ads benchmarks