Lee County Bank
Fort Madison, IA — State Member Bank
Active
Net Interest Margin Over Time
| Net Interest Margin | Lee County Bank | All Insured Commercial Banks in Iowa |
| 12-31-2016 | 3.666 | 3.587 |
| 09-30-2016 | 3.644 | 3.602 |
| 06-30-2016 | 3.585 | 3.598 |
| 03-31-2016 | 3.587 | 3.601 |
| 12-31-2015 | 3.348 | 3.591 |
| 09-30-2015 | 3.306 | 3.588 |
| 06-30-2015 | 3.245 | 3.563 |
| 03-31-2015 | 3.235 | 3.541 |
| 12-31-2014 | 3.427 | 3.569 |
| 09-30-2014 | 3.452 | 3.552 |
| 06-30-2014 | 3.281 | 3.525 |
| 03-31-2014 | 3.259 | 3.52 |
| 12-31-2013 | 3.29 | 3.538 |
| 09-30-2013 | 3.362 | 3.526 |
| 06-30-2013 | 3.269 | 3.501 |
| 03-31-2013 | 3.224 | 3.488 |
| 12-31-2012 | 3.124 | 3.696 |
| 09-30-2012 | 3.07 | 3.722 |
| 06-30-2012 | 3.045 | 3.729 |
| 03-31-2012 | 2.915 | 3.767 |
| 12-31-2011 | 3.443 | 3.861 |
| 09-30-2011 | 3.465 | 3.865 |
| 06-30-2011 | 3.467 | 3.833 |
| 03-31-2011 | 3.379 | 3.808 |
| 12-31-2010 | 3.508 | 3.947 |
| 09-30-2010 | 3.486 | 3.957 |
| 06-30-2010 | 3.399 | 3.936 |
| 03-31-2010 | 3.441 | 3.922 |
| 12-31-2009 | 3.472 | 3.845 |
| 09-30-2009 | 3.432 | 3.829 |
| 06-30-2009 | 3.581 | 3.787 |
| 03-31-2009 | 3.811 | 3.796 |
| 12-31-2008 | 3.501 | 3.764 |
| 09-30-2008 | 3.55 | 3.732 |
| 06-30-2008 | 3.662 | 3.664 |
| 03-31-2008 | 3.55 | 3.658 |
| 12-31-2007 | 3.877 | 3.674 |
| 09-30-2007 | 3.91 | 3.667 |
| 06-30-2007 | 3.943 | 3.654 |
| 03-31-2007 | 3.949 | 3.624 |
| 12-31-2006 | 4.076 | 3.746 |
| 09-30-2006 | 4.108 | 3.762 |
| 06-30-2006 | 4.178 | 3.771 |
| 03-31-2006 | 4.232 | 3.763 |
| 12-31-2005 | 4.333 | 3.863 |
| 09-30-2005 | 4.398 | 3.877 |
| 06-30-2005 | 4.45 | 3.881 |
| 03-31-2005 | 4.4 | 3.865 |
| 12-31-2004 | 4.451 | 3.919 |
| 09-30-2004 | 4.461 | 3.912 |
| 06-30-2004 | 4.397 | 3.877 |
| 03-31-2004 | 4.392 | 3.885 |
| 12-31-2003 | 4.476 | 3.893 |
| 09-30-2003 | 4.44 | 3.9 |
| 06-30-2003 | 4.392 | 3.885 |
| 03-31-2003 | 4.347 | 3.897 |
| 12-31-2002 | 4.5 | 4.074 |