At December 31, 2021 and 2020, time deposits amounted to $626,657,000 and $417,245,000, respectively. Interest expense on certificates of deposit amounted to $5,602,000, $8,558,000, and $9,223,000 for the years ended December 31, 2021, 2020, and 2019, respectively. The aggregate amount of demand deposit overdrafts that were reclassified as loans were $197,000 at December 31, 2021, compared to $116,000 as of December 31, 2020.

(Dollars in thousands)	Time Deposits
	Less than $250,000		$250,000 or more
Maturing in 2022	$	287,387	$	89,373
Maturing in 2023		141,697		23,151
Maturing in 2024		29,782		5,215
Maturing in 2025		18,988		1,240
Maturing in 2026		20,834		2,917
Maturing thereafter		6,074		—
	$	504,762	$	121,895

Mid Penn had no brokered certificates of deposits as of December 31, 2021 and December 31, 2020.

Deposits and other funds from related parties held by Mid Penn at December 31, 2021 and 2020 amounted to $75,414,000 and $60,125,000, respectively.