请在上述代码中添上如下数据:煤炭 2016 489.27 2017 500.54 2018 529.65
时间: 2024-05-19 12:14:04 浏览: 11
data = {'石油': {'2016': 432.51, '2017': 455.31, '2018': 459.47},
'天然气': {'2016': 107.57, '2017': 120.26, '2018': 133.72},
'煤炭': {'2016': 489.27, '2017': 500.54, '2018': 529.65}}
for key, value in data.items():
print(key)
for year, num in value.items():
print(year, num)
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