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 385 66.6%
2 United States 64 11.1%
3 Germany 36 6.2%
4 Netherlands 28 4.8%
5 Canada 22 3.8%
6 Hong Kong 9 1.6%
7 Ireland 7 1.2%
8 Russia 6 1%
9 Taiwan 5 0.9%
10 Macao 3 0.5%
11 Malaysia 3 0.5%
12 Australia 2 0.3%
13 Czech Republic 2 0.3%
14 France 2 0.3%
15 Singapore 2 0.3%
16 Spain 2 0.3%