As of December 31, 2018, Norris Inc. reported the following balances in Column I in its unadjusted trial balance. After recording adjusting journal entries for the year, the balances reported in Column II reflect those reported in its adjusted trial balance:

	I	II
	Unadjusted	Adjusted
Prepaid Insurance	$102	$37
Unearned Revenue	87	59
Wages Payable	67	84

What effect did the adjusting journal entries have on net income for the year ended December 31, 2018? Note: If the adjusting journal entries decreased net income, please use a negative number to indicate the magnitude of the decrease.