The following accounts and balances are taken from Fritz Company's adjusted trial balance:

Accounts Payable $10,000

Accounts Receivable 3,000

Accumulated Depreciation 1,800

Depreciation Expense 1,800

Dividends 2,000

Insurance Expense 2,300

Interest Revenue 1,340

Prepaid Insurance 2,320

Retained Earnings 10,100

Salary Expense 25,100

Service Revenue 37,800

What is the ending balance in Retained Earnings after the closing entries are completed?