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 562 51.8%
2 United States 230 21.2%
3 Netherlands 153 14.1%
4 Germany 47 4.3%
5 France 24 2.2%
6 Hong Kong 15 1.4%
7 Canada 14 1.3%
8 Korea, Republic of 13 1.2%
9 India 5 0.5%
10 Ukraine 3 0.3%
11 Russia 2 0.2%
12 Mauritius 2 0.2%
13 Ireland 2 0.2%
14 Belarus 2 0.2%
15 Brazil 2 0.2%
16 Zambia 2 0.2%
17 Taiwan 2 0.2%
18 Chile 1 0.1%
19 Japan 1 0.1%
20 Singapore 1 0.1%
21 United Kingdom 1 0.1%