However , only 33,000 ( roughly 0.0066 % of its roughly 500 million members at the time ) users quit the site .
It was estimated that 2 % of Facebook users coming from the United States would delete their accounts .
Only 33,000 ( roughly 0.0066 % of Facebook 's roughly 500 million members at the time ) users quit the site .
It was estimated that 2 % of Facebook users coming from the United States would delete their accounts .