The Shelby County State Bank
Harlan, IA — Non-member Bank
Active
Net Interest Margin Over Time
| Net Interest Margin | The Shelby County State Bank | All Insured Commercial Banks in Iowa |
| 12-31-2016 | 3.49 | 3.587 |
| 09-30-2016 | 3.477 | 3.602 |
| 06-30-2016 | 3.468 | 3.598 |
| 03-31-2016 | 3.489 | 3.601 |
| 12-31-2015 | 3.403 | 3.591 |
| 09-30-2015 | 3.379 | 3.588 |
| 06-30-2015 | 3.345 | 3.563 |
| 03-31-2015 | 3.339 | 3.541 |
| 12-31-2014 | 3.421 | 3.569 |
| 09-30-2014 | 3.402 | 3.552 |
| 06-30-2014 | 3.372 | 3.525 |
| 03-31-2014 | 3.425 | 3.52 |
| 12-31-2013 | 3.519 | 3.538 |
| 09-30-2013 | 3.465 | 3.526 |
| 06-30-2013 | 3.404 | 3.501 |
| 03-31-2013 | 3.362 | 3.488 |
| 12-31-2012 | 3.58 | 3.696 |
| 09-30-2012 | 3.613 | 3.722 |
| 06-30-2012 | 3.649 | 3.729 |
| 03-31-2012 | 3.837 | 3.767 |
| 12-31-2011 | 3.947 | 3.861 |
| 09-30-2011 | 3.935 | 3.865 |
| 06-30-2011 | 3.913 | 3.833 |
| 03-31-2011 | 3.889 | 3.808 |
| 12-31-2010 | 4.264 | 3.947 |
| 09-30-2010 | 4.304 | 3.957 |
| 06-30-2010 | 4.4 | 3.936 |
| 03-31-2010 | 4.275 | 3.922 |
| 12-31-2009 | 5.828 | 3.845 |
| 09-30-2009 | 5.555 | 3.829 |
| 06-30-2009 | 5.217 | 3.787 |
| 03-31-2009 | 5.065 | 3.796 |
| 12-31-2008 | 4.572 | 3.764 |
| 09-30-2008 | 4.459 | 3.732 |
| 06-30-2008 | 4.218 | 3.664 |
| 03-31-2008 | 3.975 | 3.658 |
| 12-31-2007 | 4.199 | 3.674 |
| 09-30-2007 | 4.278 | 3.667 |
| 06-30-2007 | 4.267 | 3.654 |
| 03-31-2007 | 4.318 | 3.624 |
| 12-31-2006 | 4.566 | 3.746 |
| 09-30-2006 | 4.584 | 3.762 |
| 06-30-2006 | 4.583 | 3.771 |
| 03-31-2006 | 4.539 | 3.763 |
| 12-31-2005 | 4.856 | 3.863 |
| 09-30-2005 | 4.757 | 3.877 |
| 06-30-2005 | 4.723 | 3.881 |
| 03-31-2005 | 4.568 | 3.865 |
| 12-31-2004 | 5.124 | 3.919 |
| 09-30-2004 | 5.237 | 3.912 |
| 06-30-2004 | 5.174 | 3.877 |
| 03-31-2004 | 5.056 | 3.885 |
| 12-31-2003 | 4.861 | 3.893 |
| 09-30-2003 | 4.842 | 3.9 |
| 06-30-2003 | 4.847 | 3.885 |
| 03-31-2003 | 4.873 | 3.897 |
| 12-31-2002 | 5.094 | 4.074 |