As a result of the overall IBNER analysis, you produce the following cumulative IBNER factors.

Development years IBNER (cumulative)

1->onwards 2.44 2->onwards 1.32 3->onwards 1.20 4->onwards 0.95 5->onwards 1.00 Development year = 1 is the first year when the loss was reported.

Apply the relevant factors to the following list of five claims and calculate the amount adjusted for IBNER:

Loss ID Loss amount at current position Outstanding percentage Year of loss Year of reporting Year of current position 1 10,000 50% 2009 2012 2013 2 30,000 15% 2010 2010 2013 3 25,000 0% 2010 2011 2013 4 45,000 10% 2008 2009 2013 5 7000 100% 2011 2013 2013