Slate has a couple of new polls showing a precipitous drop for the GOP, click the image for that article. At this point, the number of people who approve of the GOP roughly match only those who identify with the Teaparty. The rest are gone. Although dems showed a very slight down tick in the same category, dems ticked up slightly toward the good on another, related question while Republicans saw a near identical delta in the opposite direction.
Data like this shows the issue is solidly against the Republicans in the minds of the public. Which may help explain why the Kochwhores, under attack for this NYT piece reporting they enabled the shutdown strategy, sent out a tepid release distancing themselves from the shutdown: