TAM: top-down market sizing

You're a company founder pitching potential investors on your idea for online business training certificates specifically for business analysts in the US. You know the importance of defining your total addressable market and have chosen to use the top-down method. Recall the steps for top-down TAM:

1. Start with macro dataset
2. Logically apply interactions

After some industry research you found the following statistics. Note: not all are applicable to creating an annual TAM:

• $1200/year spent per professional on certifications
• 80% of general non-accredited business education occurs online
• $39/month subscription fee
• 7 months average online retention
• 800,000 US business analysts

What is the top-down TAM *for all professional certifications among all US business analysts?

You can use the console on the right as a calculator. The following operators will work: +, -, *, and /. Pressing enter will show you the results of your calculation.