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 230 47.7%
2 United States 149 30.9%
3 Germany 38 7.9%
4 France 21 4.4%
5 Hong Kong 12 2.5%
6 Taiwan 10 2.1%
7 Ireland 4 0.8%
8 United Kingdom 3 0.6%
9 New Zealand 3 0.6%
10 Sri Lanka 2 0.4%
11 Italy 2 0.4%
12 Japan 2 0.4%
13 Korea, Republic of 2 0.4%
14 Canada 2 0.4%
15 Australia 1 0.2%
16 Romania 1 0.2%