If Only It Were This Easy
(click either image for a larger view, then again for true full size)
Mythic Weapon progress tracker. Use it, steal it, put it on your LS's website, whatever. I used my personal screenshots when I had them and stole from the wiki when I didn't. The jump in quality when I stole something is pretty obvious.
And my personal progress tracker that I will update whenever I do something update-worthy. Seven checkmarks out of 16 sounds like almost half way, doesn't it?