BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 51 46.8%
2 United States 24 22%
3 Japan 8 7.3%
4 Hong Kong 5 4.6%
5 Netherlands 4 3.7%
6 Singapore 3 2.8%
7 Spain 2 1.8%
8 Sweden 2 1.8%
9 Romania 2 1.8%
10 Malaysia 2 1.8%
11 Germany 2 1.8%
12 Canada 1 0.9%
13 France 1 0.9%
14 Indonesia 1 0.9%
15 Taiwan 1 0.9%