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 135 61.4%
2 United States 20 9.1%
3 Germany 19 8.6%
4 Netherlands 18 8.2%
5 France 8 3.6%
6 Canada 4 1.8%
7 Hong Kong 4 1.8%
8 Trinidad and Tobago 3 1.4%
9 Macao 2 0.9%
10 Brazil 2 0.9%
11 Australia 1 0.5%
12 Finland 1 0.5%
13 Italy 1 0.5%
14 Japan 1 0.5%
15 Singapore 1 0.5%