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 96 57.1%
2 United States 17 10.1%
3 Netherlands 15 8.9%
4 France 9 5.4%
5 Hong Kong 7 4.2%
6 Taiwan 6 3.6%
7 Sweden 5 3%
8 Germany 5 3%
9 Czech Republic 3 1.8%
10 Japan 2 1.2%
11 Russia 2 1.2%
12 Thailand 1 0.6%