C's table (-,6,0,3,5,-)
B's table (5,0,8,12,6,2)
Going from C via B [add 6 to B's table] gives (11,6,14,18,12,8)
D's table (16,12,6,0,9,10)
Going from C via D [add 3 to D's table] gives (19,15,9,3,12,13)
E's table (7,6,3,9,0,4)
Going from C via E [add 5 to E's table] gives (12,11,8,14,5,9)
Min from each table is taken
C's new table (11,6,0,3,5,8)
Outgoing line (B, B, -, D, E, B)