The National Iron Bank
Salisbury, CT — National Bank
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Net Interest Margin Over Time
| Net Interest Margin | The National Iron Bank | All Insured Commercial Banks in Connecticut |
| 12-31-2016 | 2.848 | 3.152 |
| 09-30-2016 | 2.828 | 3.134 |
| 06-30-2016 | 2.836 | 3.117 |
| 03-31-2016 | 2.841 | 3.132 |
| 12-31-2015 | 2.865 | 3.152 |
| 09-30-2015 | 2.855 | 3.144 |
| 06-30-2015 | 2.891 | 3.126 |
| 03-31-2015 | 2.919 | 3.126 |
| 12-31-2014 | 2.97 | 3.117 |
| 09-30-2014 | 2.979 | 3.257 |
| 06-30-2014 | 3.026 | 3.267 |
| 03-31-2014 | 3.032 | 3.281 |
| 12-31-2013 | 3.007 | 3.26 |
| 09-30-2013 | 2.986 | 3.181 |
| 06-30-2013 | 2.93 | 3.285 |
| 03-31-2013 | 2.861 | 3.288 |
| 12-31-2012 | 3.175 | 3.448 |
| 09-30-2012 | 3.223 | 3.422 |
| 06-30-2012 | 3.275 | 3.481 |
| 03-31-2012 | 3.295 | 3.649 |
| 12-31-2011 | 3.456 | 3.574 |
| 09-30-2011 | 3.486 | 3.584 |
| 06-30-2011 | 3.534 | 3.579 |
| 03-31-2011 | 3.575 | 3.559 |
| 12-31-2010 | 3.44 | 3.608 |
| 09-30-2010 | 3.391 | 3.675 |
| 06-30-2010 | 3.531 | 3.686 |
| 03-31-2010 | 3.58 | 3.658 |
| 12-31-2009 | 3.591 | 3.415 |
| 09-30-2009 | 3.54 | 3.336 |
| 06-30-2009 | 3.541 | 3.283 |
| 03-31-2009 | 3.548 | 3.269 |
| 12-31-2008 | 3.439 | 3.644 |
| 09-30-2008 | 3.424 | 3.737 |
| 06-30-2008 | 3.371 | 3.692 |
| 03-31-2008 | 3.419 | 3.879 |
| 12-31-2007 | 3.594 | 3.832 |
| 09-30-2007 | 3.63 | 3.81 |
| 06-30-2007 | 3.683 | 3.84 |
| 03-31-2007 | 3.712 | 3.904 |
| 12-31-2006 | 3.889 | 4.198 |
| 09-30-2006 | 3.945 | 4.102 |
| 06-30-2006 | 3.943 | 4.117 |
| 03-31-2006 | 3.948 | 4.085 |
| 12-31-2005 | 3.875 | 4.035 |
| 09-30-2005 | 3.823 | 4.006 |
| 06-30-2005 | 3.708 | 3.962 |
| 03-31-2005 | 3.558 | 3.935 |
| 12-31-2004 | 3.54 | 3.772 |
| 09-30-2004 | 3.522 | 3.772 |
| 06-30-2004 | 3.613 | 3.767 |
| 03-31-2004 | 3.677 | 3.918 |
| 12-31-2003 | 3.552 | 3.836 |
| 09-30-2003 | 3.542 | 3.874 |
| 06-30-2003 | 3.41 | 3.858 |
| 03-31-2003 | 3.498 | 3.871 |
| 12-31-2002 | 4.125 | 4.041 |