A website that has up to date numbers of popular pets?

I'd like to see a website that has up to date statistics on how many dog owners, cat owners, etc that live in America. Thanks!A website that has up to date numbers of popular pets?
Here is a link to the 2007-2008 statistics.


http://www.hsus.org/pets/issues_affectin鈥?/a>





ADD:


I can't find a year on this one, but it has stats for dogs, cats, birds, etc.


http://exoticpets.about.com/cs/resources鈥?/a>


Found it! It's older - 2005-2006





This is 2007 for all pets


http://www.avma.org/reference/marketstat鈥?/a>A website that has up to date numbers of popular pets?
I know AKC keeps record of those that are registered. I'm nor sure how they could keep a record on unregistered dogs and cats. You can check the consciences that they send out every so often. But again that changes and I don't remember if they even ask if you have pet