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 82 49.4%
2 United States 46 27.7%
3 Hong Kong 9 5.4%
4 Germany 6 3.6%
5 Netherlands 6 3.6%
6 France 5 3%
7 United Kingdom 4 2.4%
8 Singapore 3 1.8%
9 Japan 2 1.2%
10 Sweden 1 0.6%
11 Ukraine 1 0.6%
12 Australia 1 0.6%