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 312 55.6%
2 United States 86 15.3%
3 Canada 37 6.6%
4 Germany 33 5.9%
5 Taiwan 29 5.2%
6 Netherlands 20 3.6%
7 Hong Kong 13 2.3%
8 Singapore 10 1.8%
9 Macao 6 1.1%
10 Japan 5 0.9%
11 Australia 5 0.9%
12 Poland 2 0.4%
13 Finland 1 0.2%
14 France 1 0.2%
15 India 1 0.2%