Death year | Average | Median | Standard deviation | CI | P |
2010 | 1.90 | 1.00 | 2.38 | 0.82 - 2.99 | 0.002 |
2011 | 2.33 | 1.00 | 2.68 | 1.11 - 3.56 | 0.001 |
2012 | 2.05 | 1.00 | 2.35 | 0.98 - 3.12 | 0.001 |
2013 | 1.71 | 1.00 | 2.64 | 0.51 - 2.92 | 0.008 |
2014 | 2.62 | 2.00 | 2.69 | 1.39 - 3.84 | 0.000 |