Easily twice? 1 minute of Googling found already this, suggesting the true number would be mere fraction of that: http://www3.cancer.gov/intra/dce-old/pdfs/cia

Easily twice? 1 minute of Googling found already this, suggesting the true number would be mere fraction of that: http://www3.cancer.gov/intra/dce-old/pdfs/ciabp.pdf http://www3.cancer.gov/intra/dce-old/pdfs/ciabp.pdf If someone knows better sources, please do post!