It contains only 95 unique smilies. It reaches 151 smilies (
not pages) in the listing because some needs to be entered twice in order to make it available regardless of the text case entered.
Here is the example
this
will result into this
and :d
as you can see the first one (colon + D) comes up with a smiley but :d (colon + d) did not.
if you install this, they both will be parse as smilies regardless of the text case.
Look
here and you will see that most of them show twice.