i4prob100yprob. of >=1 EMS-98 4+ event in 100yprobability-i4prob1yprob. of >=1 EMS-98 4+ event in 1yprobability-i4prob50yprob. of >=1 EMS-98 4+ event in 50yprobability-i7prob100yprob. of >=1 EMS-98 7+ event in 100yprobability-i7prob1yprob. of >=1 EMS-98 7+ event in 1yprobability-i7prob50yprob. of >=1 EMS-98 7+ event in 50yprobability-i8prob100yprob. of >=1 EMS-98 8+ event in 100yprobability-i8prob1yprob. of >=1 EMS-98 8+ event in 1yprobability-i8prob50yprob. of >=1 EMS-98 8+ event in 50yprobability-