Mechanics' Savings Bank
Auburn, ME — State Savings Bank
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Net Interest Margin Over Time
| Net Interest Margin | Mechanics' Savings Bank | All Insured Savings Banks in Maine |
| 12-31-2016 | 3.831 | 3.628 |
| 09-30-2016 | 3.828 | 3.641 |
| 06-30-2016 | 3.858 | 3.652 |
| 03-31-2016 | 3.863 | 3.62 |
| 12-31-2015 | 3.876 | 3.577 |
| 09-30-2015 | 3.867 | 3.522 |
| 06-30-2015 | 3.852 | 3.501 |
| 03-31-2015 | 3.88 | 3.51 |
| 12-31-2014 | 3.943 | 3.492 |
| 09-30-2014 | 3.967 | 3.474 |
| 06-30-2014 | 3.928 | 3.45 |
| 03-31-2014 | 3.968 | 3.439 |
| 12-31-2013 | 3.843 | 3.4 |
| 09-30-2013 | 3.843 | 3.393 |
| 06-30-2013 | 3.772 | 3.383 |
| 03-31-2013 | 3.788 | 3.359 |
| 12-31-2012 | 3.87 | 3.465 |
| 09-30-2012 | 3.884 | 3.472 |
| 06-30-2012 | 3.885 | 3.479 |
| 03-31-2012 | 3.837 | 3.474 |
| 12-31-2011 | 4.125 | 3.602 |
| 09-30-2011 | 4.163 | 3.599 |
| 06-30-2011 | 4.13 | 3.578 |
| 03-31-2011 | 4.079 | 3.518 |
| 12-31-2010 | 4.436 | 3.643 |
| 09-30-2010 | 4.468 | 3.653 |
| 06-30-2010 | 4.464 | 3.647 |
| 03-31-2010 | 4.468 | 3.628 |
| 12-31-2009 | 4.22 | 3.525 |
| 09-30-2009 | 4.062 | 3.493 |
| 06-30-2009 | 4.03 | 3.46 |
| 03-31-2009 | 4.071 | 3.425 |
| 12-31-2008 | 3.955 | 3.383 |
| 09-30-2008 | 3.906 | 3.369 |
| 06-30-2008 | 3.782 | 3.338 |
| 03-31-2008 | 3.672 | 3.303 |
| 12-31-2007 | 3.58 | 3.325 |
| 09-30-2007 | 3.582 | 3.332 |
| 06-30-2007 | 3.613 | 3.329 |
| 03-31-2007 | 3.572 | 3.311 |
| 12-31-2006 | 3.658 | 3.481 |
| 09-30-2006 | 3.716 | 3.523 |
| 06-30-2006 | 3.755 | 3.547 |
| 03-31-2006 | 3.682 | 3.572 |
| 12-31-2005 | 3.881 | 3.669 |
| 09-30-2005 | 3.921 | 3.675 |
| 06-30-2005 | 3.982 | 3.685 |
| 03-31-2005 | 4.017 | 3.7 |
| 12-31-2004 | 4.284 | 3.738 |
| 09-30-2004 | 4.308 | 3.725 |
| 06-30-2004 | 4.255 | 3.717 |
| 03-31-2004 | 4.203 | 3.748 |
| 12-31-2003 | 4.439 | 3.891 |
| 09-30-2003 | 4.468 | 3.91 |
| 06-30-2003 | 4.476 | 3.934 |
| 03-31-2003 | 4.489 | 3.952 |
| 12-31-2002 | 4.552 | 4.033 |