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 163 49.4%
2 United States 72 21.8%
3 Germany 38 11.5%
4 Hong Kong 9 2.7%
5 Canada 9 2.7%
6 Singapore 6 1.8%
7 United Kingdom 5 1.5%
8 Australia 4 1.2%
9 Ireland 4 1.2%
10 Japan 3 0.9%
11 Taiwan 3 0.9%
12 Ukraine 2 0.6%
13 Spain 2 0.6%
14 Switzerland 2 0.6%
15 India 2 0.6%
16 Macao 2 0.6%
17 2 0.6%
18 France 1 0.3%
19 New Zealand 1 0.3%