日期 两年收益率 五年收益率 十年收益率
1 2023-01-30 2.435 2.723 2.913
2 2023-01-31 2.419 2.703 2.897
...........
变成下面：
[ {year: '2023-01-30', value: 2.435, category: '两年'}，
{year: '2023-01-31', value: 2.419, category: '两年'}
]
1 2023-01-30 2.435 2.723 2.913
2 2023-01-31 2.419 2.703 2.897
...........
变成下面：
[ {year: '2023-01-30', value: 2.435, category: '两年'}，
{year: '2023-01-31', value: 2.419, category: '两年'}
]
1
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