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 178 56.5%
2 Germany 49 15.6%
3 United States 38 12.1%
4 United Kingdom 12 3.8%
5 Canada 10 3.2%
6 Taiwan 9 2.9%
7 Japan 4 1.3%
8 Ireland 4 1.3%
9 Italy 2 0.6%
10 India 2 0.6%
11 Australia 2 0.6%
12 Pakistan 2 0.6%
13 Moldova, Republic of 1 0.3%
14 Brazil 1 0.3%
15 Colombia 1 0.3%