Dr J Hanover broke the 1:47 barrier for the first time this year with his 1:46.4 Graduate win. How many sub-1:47 miles will take place in 2017?

Dr J Hanover broke the 1:47 barrier for the first time this year with his 1:46.4 Graduate win. How many sub-1:47 miles will take place in 2017?

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