Your'e using statistics that show diagnosis of cancer not cancer rates.
You think hundreds of years ago common folk had autopsies, or even in the early 20th century? You think all these different types of cancer were commonly known? The fact of the matter is cancer has always been with us and you need to refrain from pulling statistics out of you ass. Everything you type stems from ignorance and couldn't be further from the truth. Put the f***ing keyboard down man