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 62 40.8%
2 United States 24 15.8%
3 Germany 15 9.9%
4 Netherlands 13 8.6%
5 Singapore 6 3.9%
6 France 6 3.9%
7 Hong Kong 5 3.3%
8 Taiwan 5 3.3%
9 Philippines 3 2%
10 Japan 3 2%
11 Malaysia 3 2%
12 Lithuania 2 1.3%
13 New Zealand 2 1.3%
14 Russia 1 0.7%
15 Thailand 1 0.7%
16 Canada 1 0.7%