Central State Bank
Elkader, IA — State Member Bank
Active
Net Interest Margin Over Time
| Net Interest Margin | Central State Bank | All Insured Commercial Banks in Iowa |
| 12-31-2016 | 3.595 | 3.587 |
| 09-30-2016 | 3.693 | 3.602 |
| 06-30-2016 | 3.734 | 3.598 |
| 03-31-2016 | 3.626 | 3.601 |
| 12-31-2015 | 3.662 | 3.591 |
| 09-30-2015 | 3.667 | 3.588 |
| 06-30-2015 | 3.666 | 3.563 |
| 03-31-2015 | 3.675 | 3.541 |
| 12-31-2014 | 3.691 | 3.569 |
| 09-30-2014 | 3.69 | 3.552 |
| 06-30-2014 | 3.657 | 3.525 |
| 03-31-2014 | 3.678 | 3.52 |
| 12-31-2013 | 3.758 | 3.538 |
| 09-30-2013 | 3.796 | 3.526 |
| 06-30-2013 | 3.795 | 3.501 |
| 03-31-2013 | 3.849 | 3.488 |
| 12-31-2012 | 4.406 | 3.696 |
| 09-30-2012 | 4.368 | 3.722 |
| 06-30-2012 | 4.286 | 3.729 |
| 03-31-2012 | 4.311 | 3.767 |
| 12-31-2011 | 4.545 | 3.861 |
| 09-30-2011 | 4.603 | 3.865 |
| 06-30-2011 | 4.51 | 3.833 |
| 03-31-2011 | 4.26 | 3.808 |
| 12-31-2010 | 4.588 | 3.947 |
| 09-30-2010 | 4.373 | 3.957 |
| 06-30-2010 | 4.281 | 3.936 |
| 03-31-2010 | 4.161 | 3.922 |
| 12-31-2009 | 4.443 | 3.845 |
| 09-30-2009 | 4.423 | 3.829 |
| 06-30-2009 | 4.313 | 3.787 |
| 03-31-2009 | 4.309 | 3.796 |
| 12-31-2008 | 4.276 | 3.764 |
| 09-30-2008 | 4.294 | 3.732 |
| 06-30-2008 | 4.282 | 3.664 |
| 03-31-2008 | 4.326 | 3.658 |
| 12-31-2007 | 4.325 | 3.674 |
| 09-30-2007 | 4.325 | 3.667 |
| 06-30-2007 | 4.387 | 3.654 |
| 03-31-2007 | 4.409 | 3.624 |
| 12-31-2006 | 4.44 | 3.746 |
| 09-30-2006 | 4.417 | 3.762 |
| 06-30-2006 | 4.403 | 3.771 |
| 03-31-2006 | 4.393 | 3.763 |
| 12-31-2005 | 4.35 | 3.863 |
| 09-30-2005 | 4.372 | 3.877 |
| 06-30-2005 | 4.285 | 3.881 |
| 03-31-2005 | 4.212 | 3.865 |
| 12-31-2004 | 4.465 | 3.919 |
| 09-30-2004 | 4.479 | 3.912 |
| 06-30-2004 | 4.502 | 3.877 |
| 03-31-2004 | 4.587 | 3.885 |
| 12-31-2003 | 4.569 | 3.893 |
| 09-30-2003 | 4.486 | 3.9 |
| 06-30-2003 | 4.309 | 3.885 |
| 03-31-2003 | 4.333 | 3.897 |
| 12-31-2002 | 4.542 | 4.074 |