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 79 40.1%
2 United States 50 25.4%
3 Netherlands 20 10.2%
4 Canada 7 3.6%
5 Singapore 6 3%
6 France 6 3%
7 Korea, Republic of 6 3%
8 Germany 5 2.5%
9 Malaysia 4 2%
10 Viet Nam 3 1.5%
11 Russia 3 1.5%
12 Azerbaijan 2 1%
13 Hong Kong 2 1%
14 Japan 1 0.5%
15 Brazil 1 0.5%
16 Panama 1 0.5%
17 Taiwan 1 0.5%