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Consolidated Statements of Earnings (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Interest income: |  |  |  |
Loans, including fees | $ 5,224 | $ 5,490 | $ 10,552 | $ 10,755
Securities | 1,607 | 1,860 | 3,223 | 3,829
Federal funds sold and interest bearing bank deposits | 29 | 7 | 60 | 21
Total interest income | 6,860 | 7,357 | 13,835 | 14,605
Interest expense: |  |  |  |
Deposits | 1,349 | 1,605 | 2,753 | 3,330
Short-term borrowings | 3 | 5 | 7 | 9
Long-term debt interest expense | 276 | 435 | 702 | 953
Total interest expense | 1,628 | 2,045 | 3,462 | 4,292
Net interest income | 5,232 | 5,312 | 10,373 | 10,313
Provision for loan losses | 0 | 600 | 400 | 1,200
Net interest income after provision for loan losses | 5,232 | 4,712 | 9,973 | 9,113
Noninterest income: |  |  |  |
Service charges on deposit accounts | 234 | 279 | 483 | 570
Mortgage lending | 837 | 785 | 1,647 | 1,454
Bank-owned life insurance gain | 101 | 113 | 196 | 212
Gain on sale of affordable housing investments | 0 | 0 | 0 | 3,268
Other noninterest income | 381 | 386 | 721 | 744
Securities gains, net: |  |  |  |
Realized gains, net | 518 | 251 | 679 | 560
Total other-than-temporary impairments | 0 | 0 | 0 | (130)
Non-credit portion of other-than-temporary impairments (transferred from) recognized in other comprehensive income | 0 | 0 | 0 | 0
Total securities gains (losses), net | 518 | 251 | 679 | 430
Total noninterest income | 2,071 | 1,814 | 3,726 | 6,678
Noninterest expense: |  |  |  |
Salaries and benefits | 2,114 | 2,205 | 4,364 | 4,348
Net occupancy and equipment | 333 | 336 | 664 | 674
Professional fees | 209 | 188 | 385 | 375
FDIC and other regulatory assessments | 143 | 185 | 337 | 368
Other real estate owned, net | 20 | (6) | 43 | 63
Prepayment penalty on long-term debt | 1,046 | 12 | 1,471 | 3,720
Other noninterest expense | 859 | 1,128 | 1,686 | 2,042
Total noninterest expense | 4,724 | 4,048 | 8,950 | 11,590
Earnings before income taxes | 2,579 | 2,478 | 4,749 | 4,201
Income tax expense | 672 | 449 | 1,153 | 707
Net earnings | $ 1,907 | $ 2,029 | $ 3,596 | $ 3,494
Net earnings per share: |  |  |  |
Earnings per share basic and diluted | $ 0.52 | $ 0.56 | $ 0.99 | $ 0.96
Weighted average shares outstanding: |  |  |  |
Basic and diluted weighted average shares outstanding | 3,642,955 | 3,642,826 | 3,642,936 | 3,642,782

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