How many?

How many words can you write in an hour?
How long of a writing session can you work before you are burnt out for the day?
How long does it take you to write 1000 words?
How many days does it take you to write a chapter, section, or entire story?
How long does it take you to edit your work?

Knowing your number isn’t just helpful for you. It’s beneficial to know when a project comes your way.