American Bank, National Association
Le Mars, IA — National Bank
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Net Interest Margin Over Time
| Net Interest Margin | American Bank, National Association | All Insured Commercial Banks in Iowa |
| 12-31-2016 | 3.283 | 3.587 |
| 09-30-2016 | 3.344 | 3.602 |
| 06-30-2016 | 3.371 | 3.598 |
| 03-31-2016 | 3.374 | 3.601 |
| 12-31-2015 | 3.438 | 3.591 |
| 09-30-2015 | 3.426 | 3.588 |
| 06-30-2015 | 3.423 | 3.563 |
| 03-31-2015 | 3.453 | 3.541 |
| 12-31-2014 | 3.412 | 3.569 |
| 09-30-2014 | 3.38 | 3.552 |
| 06-30-2014 | 3.509 | 3.525 |
| 03-31-2014 | 3.476 | 3.52 |
| 12-31-2013 | 3.334 | 3.538 |
| 09-30-2013 | 3.281 | 3.526 |
| 06-30-2013 | 3.286 | 3.501 |
| 03-31-2013 | 3.206 | 3.488 |
| 12-31-2012 | 3.723 | 3.696 |
| 09-30-2012 | 3.793 | 3.722 |
| 06-30-2012 | 3.812 | 3.729 |
| 03-31-2012 | 3.881 | 3.767 |
| 12-31-2011 | 3.682 | 3.861 |
| 09-30-2011 | 3.673 | 3.865 |
| 06-30-2011 | 3.638 | 3.833 |
| 03-31-2011 | 3.672 | 3.808 |
| 12-31-2010 | 3.599 | 3.947 |
| 09-30-2010 | 3.551 | 3.957 |
| 06-30-2010 | 3.53 | 3.936 |
| 03-31-2010 | 3.519 | 3.922 |
| 12-31-2009 | 3.048 | 3.845 |
| 09-30-2009 | 2.989 | 3.829 |
| 06-30-2009 | 2.975 | 3.787 |
| 03-31-2009 | 3.016 | 3.796 |
| 12-31-2008 | 3.128 | 3.764 |
| 09-30-2008 | 3.128 | 3.732 |
| 06-30-2008 | 3.105 | 3.664 |
| 03-31-2008 | 3.086 | 3.658 |
| 12-31-2007 | 3.108 | 3.674 |
| 09-30-2007 | 3.097 | 3.667 |
| 06-30-2007 | 3.087 | 3.654 |
| 03-31-2007 | 3.091 | 3.624 |
| 12-31-2006 | 3.298 | 3.746 |
| 09-30-2006 | 3.346 | 3.762 |
| 06-30-2006 | 3.354 | 3.771 |
| 03-31-2006 | 3.345 | 3.763 |
| 12-31-2005 | 3.459 | 3.863 |
| 09-30-2005 | 3.413 | 3.877 |
| 06-30-2005 | 3.435 | 3.881 |
| 03-31-2005 | 3.408 | 3.865 |
| 12-31-2004 | 3.467 | 3.919 |
| 09-30-2004 | 3.475 | 3.912 |
| 06-30-2004 | 3.357 | 3.877 |
| 03-31-2004 | 3.391 | 3.885 |
| 12-31-2003 | 3.36 | 3.893 |
| 09-30-2003 | 3.334 | 3.9 |
| 06-30-2003 | 3.408 | 3.885 |
| 03-31-2003 | 3.353 | 3.897 |
| 12-31-2002 | 3.453 | 4.074 |