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 121 63.7%
2 United States 15 7.9%
3 Germany 12 6.3%
4 Taiwan 10 5.3%
5 Hong Kong 6 3.2%
6 Belarus 5 2.6%
7 Japan 5 2.6%
8 Canada 3 1.6%
9 Spain 3 1.6%
10 Australia 3 1.6%
11 Singapore 2 1.1%
12 Netherlands 2 1.1%
13 India 2 1.1%
14 New Zealand 1 0.5%