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 199 52.9%
2 United States 66 17.6%
3 Germany 45 12%
4 Taiwan 13 3.5%
5 Netherlands 9 2.4%
6 Malaysia 5 1.3%
7 United Kingdom 5 1.3%
8 Singapore 4 1.1%
9 Ireland 4 1.1%
10 Hong Kong 3 0.8%
11 Russia 3 0.8%
12 Macao 3 0.8%
13 Thailand 3 0.8%
14 Luxembourg 2 0.5%
15 Mexico 2 0.5%
16 Australia 2 0.5%
17 Japan 2 0.5%
18 Kazakhstan 2 0.5%
19 Korea, Republic of 1 0.3%
20 Austria 1 0.3%
21 Canada 1 0.3%
22 Philippines 1 0.3%