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 45 44.1%
2 United States 18 17.6%
3 France 11 10.8%
4 Netherlands 6 5.9%
5 Russia 6 5.9%
6 Taiwan 4 3.9%
7 Canada 3 2.9%
8 Philippines 2 2%
9 Ghana 2 2%
10 Hong Kong 1 1%
11 India 1 1%
12 Malaysia 1 1%
13 Germany 1 1%
14 Singapore 1 1%