Secondary Market Mortgage Activities

The following summarizes secondary market mortgage activities for the years ended December 31, 2018, 2017, and 2016:



	2018		2017		2016
Loans originated for resale	$	22,990	$	25,231	$	31,255
Proceeds from sales of loans held for sale	23,311		24,285		33,045
Net gains on sales of loans held for sale	624		545		818
Loan servicing fees	600		563		421

Total loans serviced for others were $166,332 and $159,208 December 31, 2018 and 2017, respectively.

The following summarizes activity for capitalized mortgage servicing rights for the years ended December 31, 2018, 2017, and 2016:



	2018			2017			2016
Balance, beginning of year	$	1,387		$	1,391		$	962
Additions	315			198			200
Servicing rights acquired	0			0			367
Amortization	(207		)	(202		)	(138		)
Balance, end of year	$	1,495		$	1,387		$	1,391

The fair value of mortgage servicing rights is based on market prices for comparable mortgage servicing contracts, when available, or alternatively based on a valuation model that calculates the present value of estimated future net servicing income. The fair value of mortgage servicing rights was not materially different than amortized cost at December 31, 2018 and 2017, respectively. No valuation allowance was deemed necessary at December 31, 2018, 2017, and 2016. The fair value of interest rate lock commitments and forward commitments to sell loans was not material at December 31, 2018 or 2017.