The time taken for a blood donation, which can help save 3 lives.
3 per cent a year
The rate at which the demand for blood is expected to grow due to an ageing population and other factors.
12 blood drives
The average number of blood drives a week in Singapore.
80 per cent
The increase in blood donations here - from about 66,000 in 2001 to more than 118,000 last year.
400 units of blood
The total amount of blood needed each day for blood transfusions.
110,000 units of blood
The amount of blood and blood products needed annually.
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