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 107 53.2%
2 United States 27 13.4%
3 Netherlands 12 6%
4 South Africa 12 6%
5 Germany 11 5.5%
6 Hong Kong 8 4%
7 Japan 3 1.5%
8 Canada 3 1.5%
9 Singapore 3 1.5%
10 Russia 2 1%
11 Switzerland 2 1%
12 Taiwan 2 1%
13 United Kingdom 2 1%
14 Macao 2 1%
15 India 2 1%
16 Australia 1 0.5%
17 Azerbaijan 1 0.5%
18 Bulgaria 1 0.5%