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 346 45.9%
2 Netherlands 153 20.3%
3 United States 123 16.3%
4 Germany 65 8.6%
5 Canada 23 3.1%
6 Hong Kong 8 1.1%
7 Korea, Republic of 7 0.9%
8 France 6 0.8%
9 United Kingdom 6 0.8%
10 Russia 5 0.7%
11 Taiwan 5 0.7%
12 Australia 3 0.4%
13 Malaysia 2 0.3%
14 Singapore 1 0.1%
15 Latvia 1 0.1%