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 315 47.3%
2 United States 124 18.6%
3 Netherlands 112 16.8%
4 Germany 48 7.2%
5 Canada 17 2.6%
6 Hong Kong 11 1.7%
7 Sweden 6 0.9%
8 France 5 0.8%
9 India 4 0.6%
10 Taiwan 3 0.5%
11 United Kingdom 3 0.5%
12 Russia 3 0.5%
13 Singapore 2 0.3%
14 Norway 2 0.3%
15 Japan 2 0.3%
16 Korea, Republic of 2 0.3%
17 Malaysia 2 0.3%
18 Australia 2 0.3%
19 Argentina 1 0.2%
20 Myanmar 1 0.2%
21 Ukraine 1 0.2%