Question: During British rule, what wood was mostly produced in the nation that's the boundary between the host of the 2020 AFC U-23 Championship qualification, and the nation containing A Don?

Knowledge 1: Myanmar
Under British administration, Myanmar was the second-wealthiest country in South-East Asia. It had been the world's largest exporter of rice. Myanmar also had a wealth of natural and labour resources. British Burma began exporting crude oil in 1853, making it one of the earliest petroleum producers in the world. It produced 75% of the world's teak and had a highly literate population. The wealth was however, mainly concentrated in the hands of Europeans. In 1930s, agricultural production fell dramatically as international rice prices declined, and did not recover for several decades. [SEP] Knowledge 2: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 3: 2020 AFC U-23 Championship qualification
Of the 47 AFC member associations, a total of 44 teams entered the competition. The final tournament hosts Thailand decided to participate in qualification despite having automatically qualified for the final tournament. [SEP] Knowledge 4: A Don
A Don is a village in south-eastern Laos near the border with Vietnam. It is located in Kaleum District in Sekong Province.
Knowledge 1: 2020 AFC U-23 Championship qualification
Of the 47 AFC member associations, a total of 44 teams entered the competition. The final tournament hosts Thailand decided to participate in qualification despite having automatically qualified for the final tournament. [SEP] Knowledge 2: A Don
A Don is a village in south-eastern Laos near the border with Vietnam. It is located in Kaleum District in Sekong Province. [SEP] Knowledge 3: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 4: Myanmar
Under British administration, Myanmar was the second-wealthiest country in South-East Asia. It had been the world's largest exporter of rice. Myanmar also had a wealth of natural and labour resources. British Burma began exporting crude oil in 1853, making it one of the earliest petroleum producers in the world. It produced 75% of the world's teak and had a highly literate population. The wealth was however, mainly concentrated in the hands of Europeans. In 1930s, agricultural production fell dramatically as international rice prices declined, and did not recover for several decades.
Knowledge 1: Myanmar
Under British administration, Myanmar was the second-wealthiest country in South-East Asia. It had been the world's largest exporter of rice. Myanmar also had a wealth of natural and labour resources. British Burma began exporting crude oil in 1853, making it one of the earliest petroleum producers in the world. It produced 75% of the world's teak and had a highly literate population. The wealth was however, mainly concentrated in the hands of Europeans. In 1930s, agricultural production fell dramatically as international rice prices declined, and did not recover for several decades. [SEP] Knowledge 2: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 3: 2020 AFC U-23 Championship qualification
Of the 47 AFC member associations, a total of 44 teams entered the competition. The final tournament hosts Thailand decided to participate in qualification despite having automatically qualified for the final tournament. [SEP] Knowledge 4: Industrial Revolution
During the late 18th an early 19th centuries when the UK and parts of Western Europe began to industrialise, the US was primarily an agricultural and natural resource producing and processing economy. The building of roads and canals, the introduction of steamboats and the building of railroads were important for handling agricultural and natural resource products in the large and sparsely populated country of the period.

Answer: 75% of the world's teak