Ah, but Brexit is bigger than that.
The top export destinations of the United Kingdom are the United States ($45.2B), Germany ($38.6B), the Netherlands ($24.9B), France ($24.8B) and China ($21.9B).
The top import origins of the United Kingdom are Germany ($90.3B), China ($58.9B), the Netherlands ($47B), the United States ($46.6B) and France ($36B).
All per 2017. The biggest trading partner is Europe.
Cheers,
Bart
Bart Your numbers may only include goods but not services.
Here are the full amounts from the Office of the U.S. Trade Representative:
"U.S. goods and services trade with United Kingdom totaled an estimated $262.3 billion in 2018. Exports were $141.1 billion; imports were $121.2 billion. The U.S. goods and services trade surplus with United Kingdom was $19.9 billion in 2018.
United Kingdom is currently our 7th largest goods trading partner with $127.0 billion in total (two way) goods trade during 2018. Goods exports totaled $66.2 billion; goods imports totaled $60.8 billion. The U.S. goods trade surplus with United Kingdom was $5.4 billion in 2018.
Trade in services with United Kingdom (exports and imports) totaled an estimated $135.3 billion in 2018. Services exports were $74.9 billion; services imports were $60.4 billion. The U.S. services trade surplus with United Kingdom was $14.5 billion in 2018.
According to the Department of Commerce, U.S. exports of Goods and Services to United Kingdom supported an estimated 665 thousand jobs in 2015 (latest data available) (238 thousand supported by goods exports and 427 thousand supported by services exports)."
https://ustr.gov/countries-regions/europe-middle-east/europe/united-kingdom