During 2018, the following events occurred for Parker Company

1. Parker receives $18,000 cash in advance from Westberry Company for consulting services to be performed over a one-year period beginning March 1, 2018.
2. Provided $58,500 of consulting services on account.
3. Collected $19,400 cash from customers in partial settlement of its accounts receivable.
4. Parker recognizes the portion of the unearned revenue it earned during the accounting period.

After recording all these transactions, Parkers balance in deferred revenue will be $______