December 31, (dollars in thousands)

2018

2017

Repurchase agreements, ending balance

$

4,104

$

1,668

Repurchase agreements, average balance during period

3,340

2,517

Book value of collateral

11,194

4,737

Market value of collateral

11,276

4,725

Weighted average rate during period

0.35

%

0.20

%

Weighted average maturity

1 day