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 63 42.3%
2 United States 33 22.1%
3 South Africa 8 5.4%
4 Canada 7 4.7%
5 Germany 6 4%
6 Netherlands 6 4%
7 Russia 3 2%
8 Singapore 3 2%
9 Taiwan 3 2%
10 Japan 3 2%
11 France 3 2%
12 Hong Kong 2 1.3%
13 India 2 1.3%
14 United Kingdom 2 1.3%
15 Switzerland 2 1.3%
16 Korea, Republic of 1 0.7%
17 Malaysia 1 0.7%
18 Australia 1 0.7%