Stochastic reference points
Reference point	estimate	cilow	ciupp	est.in.log
Bmsys	18.6745	8.9717	38.8707	2.9272
Fmsys	0.5061	0.2742	0.9341	-0.6810
MSYs	9.4316	5.5737	15.9598	2.2441