Density type	Lower limits	Upper limit	MST	$τ < L L$	$τ \in [M S T, U L]$	$τ > U L$
Exp	16.71	51.80	18.65	not available	available with risk of delay	dead
N	18.17	55.30	18.79	not available	available with risk of delay	dead
L_N	29.98	67.47	33.43	not available	available with risk of delay	dead