Extra death (beyond 2018) if Hong Kong flu of 1968 had attacked in 2020:
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100,650
(Hong Kong flu caused 30.5 per 100,000 more death)
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Extra death (beyond 2018) from the COVID-19 attack in 2020:
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49,500*
(COVID-19 caused 15 per 100,000 more death than 2018)
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*Updated to the (2.9 million) death total listed at CDC on 31 Dec 2020