Why is non melanoma skin cancer not usually recorded in satistics?

This statement in incorrect, non-melanoma skin cancers are recorded in statistic. NMSC is the most common type of cancer globally and is estimated to account for over 40% of all cancers diagnosed. Due its high prevalence and low mortality rate, NMSCs are often not required to be reported to cancer registries in many countries which can result in underreporting of this type of cancer in certain regions or contexts.