At December 31, 2020 and 2019, time deposits amounted to $417,245,000 and $477,422,000, respectively. Interest expense on certificates of deposit amounted to $8,558,000, $9,223,000, and $4,906,000 for the years ended December 31, 2020, 2019, and 2018, respectively. The aggregate amount of demand deposit overdrafts that were reclassified as loans were $116,000 at December 31, 2020, compared to $84,000 as of December 31, 2019.

(Dollars in thousands)	Time Deposits
	Less than $250,000		$250,000 or more
Maturing in 2021	$	210,964	$	42,285
Maturing in 2022		69,800		18,072
Maturing in 2023		47,412		4,874
Maturing in 2024		8,475		2,114
Maturing in 2025		11,866		782
Maturing thereafter		601		—
	$	349,118	$	68,127

Mid Penn had no brokered certificates of deposits as of December 31, 2020 compared to brokered certificates of deposits totaling $13,326,000 at December 31, 2019. The decrease in the balance during 2020 was the result of a portfolio of brokered certificates of deposit assumed in the First Priority and Phoenix acquisitions which matured and were not replaced.

Deposits and other funds from related parties held by Mid Penn at December 31, 2020 and 2019 amounted to $60,125,000 and $54,360,000, respectively.