Honestly, for the sake of the platform and to save you time checking up on the tripe you may have voted on, following a trail like @curie is the best way to go.
You can be rest assured that that the post has been read and reviewed, and you'll have no manual maintenance to do in checking where your votes have gone.
You'll be supporting new authors and interesting original content, and with your SP, and you are likely to sit in the top 5/10 of the 20 top voter names. This will look really good on you and you'll gain organic followers this way through your apparent appreciation of good content.