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 175 47.8%
2 United States 59 16.1%
3 Germany 41 11.2%
4 Netherlands 28 7.7%
5 Canada 24 6.6%
6 Australia 5 1.4%
7 Hong Kong 4 1.1%
8 Russia 4 1.1%
9 Singapore 3 0.8%
10 Malaysia 3 0.8%
11 Romania 2 0.5%
12 Ukraine 2 0.5%
13 United Kingdom 2 0.5%
14 India 2 0.5%
15 Japan 2 0.5%
16 Korea, Republic of 2 0.5%
17 Lesotho 2 0.5%
18 Brazil 2 0.5%
19 France 2 0.5%
20 Taiwan 1 0.3%
21 Mauritius 1 0.3%