State Central Bank
Bonaparte, IA — Non-member Bank
Active
Net Interest Margin Over Time
| Net Interest Margin | State Central Bank | All Insured Commercial Banks in Iowa |
| 12-31-2016 | 3.18 | 3.587 |
| 09-30-2016 | 3.174 | 3.602 |
| 06-30-2016 | 3.185 | 3.598 |
| 03-31-2016 | 3.302 | 3.601 |
| 12-31-2015 | 3.078 | 3.591 |
| 09-30-2015 | 3.039 | 3.588 |
| 06-30-2015 | 3.031 | 3.563 |
| 03-31-2015 | 3.245 | 3.541 |
| 12-31-2014 | 2.79 | 3.569 |
| 09-30-2014 | 2.931 | 3.552 |
| 06-30-2014 | 2.843 | 3.525 |
| 03-31-2014 | 2.682 | 3.52 |
| 12-31-2013 | 2.821 | 3.538 |
| 09-30-2013 | 2.817 | 3.526 |
| 06-30-2013 | 2.805 | 3.501 |
| 03-31-2013 | 2.784 | 3.488 |
| 12-31-2012 | 2.854 | 3.696 |
| 09-30-2012 | 2.977 | 3.722 |
| 06-30-2012 | 3.097 | 3.729 |
| 03-31-2012 | 3.052 | 3.767 |
| 12-31-2011 | 3.356 | 3.861 |
| 09-30-2011 | 3.562 | 3.865 |
| 06-30-2011 | 3.51 | 3.833 |
| 03-31-2011 | 3.439 | 3.808 |
| 12-31-2010 | 3.697 | 3.947 |
| 09-30-2010 | 3.757 | 3.957 |
| 06-30-2010 | 3.736 | 3.936 |
| 03-31-2010 | 3.392 | 3.922 |
| 12-31-2009 | 3.37 | 3.845 |
| 09-30-2009 | 3.34 | 3.829 |
| 06-30-2009 | 3.233 | 3.787 |
| 03-31-2009 | 3.175 | 3.796 |
| 12-31-2008 | 3.738 | 3.764 |
| 09-30-2008 | 3.894 | 3.732 |
| 06-30-2008 | 4.118 | 3.664 |
| 03-31-2008 | 4.272 | 3.658 |
| 12-31-2007 | 4.439 | 3.674 |
| 09-30-2007 | 4.429 | 3.667 |
| 06-30-2007 | 4.406 | 3.654 |
| 03-31-2007 | 4.442 | 3.624 |
| 12-31-2006 | 4.615 | 3.746 |
| 09-30-2006 | 4.657 | 3.762 |
| 06-30-2006 | 4.765 | 3.771 |
| 03-31-2006 | 4.767 | 3.763 |
| 12-31-2005 | 4.444 | 3.863 |
| 09-30-2005 | 4.415 | 3.877 |
| 06-30-2005 | 4.235 | 3.881 |
| 03-31-2005 | 3.998 | 3.865 |
| 12-31-2004 | 3.954 | 3.919 |
| 09-30-2004 | 3.938 | 3.912 |
| 06-30-2004 | 3.785 | 3.877 |
| 03-31-2004 | 3.872 | 3.885 |
| 12-31-2003 | 4.038 | 3.893 |
| 09-30-2003 | 4.091 | 3.9 |
| 06-30-2003 | 4.012 | 3.885 |
| 03-31-2003 | 3.88 | 3.897 |
| 12-31-2002 | 4.006 | 4.074 |