Table:
Year Ended February 28,

2019	2018	2017

United States	268,453	265,613	259,974

Europe, Middle East and Africa	49,496	45,830	49,918

South America	15,134	20,699	17,738

Canada	9,815	14,958	8,412

Asia and Pacific Rim	13,958	12,873	8,967

All other	6,944	5,939	6,093

363,800	365,912	351,102

Answer the following question considering the given table and text, produce your answer and, if helpful, briefly explain your calculation. Conclude with JSON: {"answer": ["ANSWER"], "scale": "SCALE"} ("scale" = "" if no unit).

Supporting text:
Revenue by geographic area are as follows (in thousands):
Revenues by geographic area are based upon the country of billing. The geographic location of distributors and OEM customers may be different from the geographic location of the ultimate end users of the products and services provided by us. No single non-U.S. country accounted for more than 10% of our revenue in fiscal years ended February 28, 2019, 2018 and 2017.

Question: How much does the top 3 revenues in 2018 add up to?

(265,613+45,830+20,699), therefore {"answer": "332142", "scale": "thousand"}