Stochastic reference points
Reference point	estimate	cilow	ciupp	est.in.log
Bmsys	442.8899	59.4330	3300.3819	6.0933
Fmsys	4.7423	4.1314	5.4435	1.5565
MSYs	2100.3107	289.3853	15243.7065	7.6498