Here is the list of all available LLLL.INs as of the scan done on December 28th, 2016.
The stats are:
Remaining: 243,554
CVCV Names Available: 0
VCVC Names Available: 7,828
AAAB Names Available: 0
ABBB Names Available: 0
ABAB Names Available: 0
AABB Names Available: 0
ABBA Names Available: 0
CHIP Names Available: 934
The trend graph is:
