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For the two data sets taken in 2009 and 2012, the numbers of $\\rm J/\\psi$ events are recalculated to be $(224.0 \\pm 1.3)\\times10^6$ and $(1088.5 \\pm 4.4)\\times10^6$ respectively, which are in good agreement with the previous measurements. For the $\\rm J/\\psi$ sample taken in 2017--2019, the number of events is determined to be $(8774.0 \\pm 39.4)\\times10^{6}$. 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