[Tuor in Gondolin]

Because he failed. A failure (granted it apparently would have
been a failure for anyone) isn't an achievement. But
it will be bumped up.

1-Bilbo leaves the Ring for Frodo
2-Sam Gives the Ring back to Frodo
3-The Bullroarer kills an orc defending The Shire
4-Merry helps slay the Witchking of Angmar
5-Bilbo goes down the tunnel to first Smaug confrontation
6-Gollum's epic efforts to regain the Ring
7-Frodo defies the nazgul at the Ford of Bruinen
8-Deagol finds the Ring in the Anduin
9-Frodo's failed effort to destroy the Ring
10-Rosie has numerous children and emotionally supports Samwise
11-Bilbo saves the dwarves from the giant spiders
12-Bilbo gives the Arkenstone to the elves and men of Dale
13-Bilbo returns to Erebor after giving up the Arkenstone
14-Lobelia confronts Sharkey's gang with her umbrella
15-Frodo finally (with "assistance" from Boromir) decides to go to Mordor
16-Bilbo gets the dwarves out of Thranduil's Realm
17-Fatty Bolger stays behind to cover Frodo's trail
18-Pippin kills a troll