They did make a good point though. Church attendance is only one aspect of most theists life. Many others do everything but attend church, particularly when given that some denominations of Christianity see church as optional.
I think a more meaningful statistic would be the growing number of people coming out and stating that they are atheist or agnostic.
I think a more meaningful statistic would be the growing number of people coming out and stating that they are atheist or agnostic.