In less than a month of release and after debuting at #1, Katy Perry's smash hit is certified silver for sales of 200,000 thousand.

http://www.bpi.co.uk/certifiedawards/search.aspx

Her other certifications

I Kissed A Girl - Platinum (654,560)
California Gurls - Platinum (741,000)
Firework - Platinum (833,625)
Hot N Cold - Platinum (600,000)
Teenage Dream - Gold (400,000)
E.T. - Gold (400,000)
Last Friday Night - Silver (200,000)

Featurings

Starstrukk - Gold (400,000)

Albums

One Of the Boys - Platinum (300,000)
Teenage Dream - 3X Platinum (1,000,000)

Have her record sales passed eight million yet?

Didn't ET go silver? That was on the radio 24/7 and was pretty popular.

Impressive sales anyway

So local.

Did she ever pass 7 million?

Yes !