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 60 48%
2 United States 20 16%
3 Netherlands 17 13.6%
4 Hong Kong 7 5.6%
5 France 4 3.2%
6 Germany 4 3.2%
7 Ukraine 3 2.4%
8 Singapore 2 1.6%
9 Czech Republic 2 1.6%
10 Australia 1 0.8%
11 Canada 1 0.8%
12 Japan 1 0.8%
13 South Africa 1 0.8%
14 Russia 1 0.8%
15 United Kingdom 1 0.8%