I found these from NCI and other sources, hope they assist you..

http://seer.cancer.gov/statfacts/html/colorect.html

http://www-dep.iarc.fr/

http://seer.cancer.gov/statistics/types.html

http://seer.cancer.gov/statfacts/html/all.html

http://www.ncbi.nlm.nih.gov/books/NBK20362/

https://www.mdanderson.org/cancer-types/cancer-of-unknown-primary.html

http://www.cancer.org/cancer/cancerofunknownprimary/

Hi Rebecca,

Thank you for your help!