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 176 50.1%
2 United States 63 17.9%
3 Germany 33 9.4%
4 Canada 26 7.4%
5 France 21 6%
6 Korea, Republic of 6 1.7%
7 Malaysia 4 1.1%
8 Hong Kong 3 0.9%
9 Australia 3 0.9%
10 Netherlands 3 0.9%
11 Russia 3 0.9%
12 Taiwan 3 0.9%
13 United Kingdom 2 0.6%
14 Brazil 2 0.6%
15 Mexico 2 0.6%
16 Singapore 1 0.3%