Sellet Billboard Company entered into an agreement to display billboard advertising for Wynne Incorporated for 10 months for a $60,000 fixed fee. The agreement also includes a potential bonus based on certain goals. Sellet believes the following probability estimates on receiving a bonus are accurate:

Bonus                     Probability

$8,000 ..........................    20%

$6,000 ..........................    58%

$4,000 ..........................    17%

$2,000 ..........................    5%

What approach should Sellet use to estimate variable consideration? What is the estimate of the consideration amount in this contract?