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 119 52.4%
2 United States 43 18.9%
3 Germany 26 11.5%
4 Canada 11 4.8%
5 Malaysia 5 2.2%
6 Taiwan 4 1.8%
7 Thailand 2 0.9%
8 Sweden 2 0.9%
9 Moldova, Republic of 2 0.9%
10 Netherlands 2 0.9%
11 Australia 2 0.9%
12 Belgium 2 0.9%
13 Hong Kong 2 0.9%
14 Ireland 2 0.9%
15 Mauritius 1 0.4%
16 Singapore 1 0.4%
17 Turkey 1 0.4%