On 28 Feb (the day before @grumpycat made this comment) @grumpycat upvoted himself 9 times for a total of $451.57. In the month of February, he upvoted himself for $22095.89 on 285 posts. A number of these upvotes came after the posts were 3.5 days old. His 9 most recent self-votes were less than 3.5 days old.

I would upvote for visibility, but it kind of makes me feel dirty. Hopefully everybody sees this. :-)