Myriad BRCA Prevalence Table
Myriad has for the longest time 'owns' the patent for the BRCA1 and BRCA2 genes. Through their research, they have developed the prevalence risk tables which tells the probability of a mutation in either the BRCA1 or BRCA2 gene given features in the family health history.
Click Myriad brca-prevalence-tables.pdf link to view the file.