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 294 67.6%
2 United States 62 14.3%
3 Germany 32 7.4%
4 Taiwan 16 3.7%
5 Hong Kong 9 2.1%
6 Canada 5 1.1%
7 Singapore 5 1.1%
8 Korea, Republic of 3 0.7%
9 Denmark 2 0.5%
10 Belarus 2 0.5%
11 Australia 1 0.2%
12 Malaysia 1 0.2%
13 Netherlands 1 0.2%
14 Russia 1 0.2%
15 United Kingdom 1 0.2%