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 32 43.8%
2 United States 16 21.9%
3 Germany 6 8.2%
4 Netherlands 4 5.5%
5 Hong Kong 3 4.1%
6 Canada 3 4.1%
7 Australia 2 2.7%
8 Japan 2 2.7%
9 Singapore 2 2.7%
10 Turkey 1 1.4%
11 Mexico 1 1.4%
12 India 1 1.4%