Skysong, Inc. is a private camping ground near the Mount Miguel Recreation Area. It has compiled the following financial information as of December 31, 2017.

Service revenue (from camping fees) $145,200
Dividends $9,900 Sales revenue (from general store) 27,500
Notes payable 55,000 Accounts payable 12,100
Expenses during 2017 138,600
Cash 9,350
Supplies 6,050
Equipment 125,400
Common stock 44,000
Retained earnings (1/1/2017) 5,500

Determine Skysong, Inc.'s net income for 2017.