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 166 59.1%
2 United States 64 22.8%
3 Germany 14 5%
4 Australia 11 3.9%
5 Malaysia 6 2.1%
6 Netherlands 3 1.1%
7 2 0.7%
8 Taiwan 2 0.7%
9 Turkey 2 0.7%
10 Belarus 2 0.7%
11 Canada 2 0.7%
12 Hong Kong 2 0.7%
13 Korea, Republic of 1 0.4%
14 Czech Republic 1 0.4%
15 Austria 1 0.4%
16 New Zealand 1 0.4%
17 Singapore 1 0.4%