The population of Group O is 1,500.
The most common blood group for humans is O positive. It is estimated that around 38% of the global population has this blood type.
O-positive is the most common blood group in the world; over a third of the population in most countries - in some, nearly half the population - and in the world.
o blood group become higher in population because a period of time back in century, African were attacked by malaria disease n attack most of the people especially people with b antigen on their surface of blood. Due to this many innocent people dies.Although it attacked many of them but still it does not effect people with o blood group.Therefore the population of people with o blood group become higher compare to A,B and AB blood groups. It is predicted that in furute,there migth be a change in this result where the same situation can occur for people of blood group o.
Group O was created in 1974.
The population of Tribal Group is approximately 4,000.
O Pino's population is 4,940.
O Incio's population is 2,087.
The population of O Rosal is 6,402.
O Vicedo's population is 1,973.
The population of O Porriño is 16,576.
The population of Mae O is 9,799.
The population of O' Valley is 24,800.