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 17 30.9%
2 United States 9 16.4%
3 Canada 8 14.5%
4 Germany 7 12.7%
5 Australia 4 7.3%
6 Singapore 2 3.6%
7 Malta 2 3.6%
8 New Zealand 2 3.6%
9 United Kingdom 2 3.6%
10 Russia 1 1.8%
11 Taiwan 1 1.8%