KEY POINTS
  • The Trump administration's tariffs on $34 billion in Chinese goods went into effect in July. For weeks before that, there was a huge push to import products ahead of the tariffs.
  • But once they went into effect in July, imports on the $34 billion of Chinese goods dropped 21 percent from the prior year.
  • The trade data on the $16 billion tariff that went into effect will be out in November and September's $200 billion will be out in December.
Shipping containers stand in a terminal at the Yangshan Deep Water Port in Shanghai, China, on Mar. 23, 2018.

China's latest report on economic growth fell short of expectations, but for those who monitor traffic on the global water highways, the news was not a surprise.

In fact, freight and shipping data over the last several months have been pointing to such a slowdown.