Imports graph: imports in one year are about how many times those of an earlier year

The same question, asked 2 times: 25 Jul 2023 S1*, 27 Jul 2023 S1. Every wording below, oldest first.

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Question 1
25 Jul 2023 S1
63 $Study the given graph carefully and answer the question that follows. The imports in 1977 were approximately how many times that of the year 1976?$
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Question 2
27 Jul 2023 S1
60 $Study the graph carefully. The imports in 1974 were approximately how many times that of the year 1971?$
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