A company's claim size distribution this year is seen to be approximately lognormal with the mean claim size of 200 as well as standard deviation of 120. It is anticipated that, next near, all claims will be inflated by 10% and company's retention under an excess of loss treaty (currently 1000) will be raised by same percentage. A policy excess of 100 will also be introduced.
Compute the percentage of incidents that will involve the reinsurer.