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 280 45.3%
2 United States 197 31.9%
3 Germany 37 6%
4 Netherlands 30 4.9%
5 Canada 15 2.4%
6 Malaysia 14 2.3%
7 Taiwan 11 1.8%
8 Japan 7 1.1%
9 Singapore 6 1%
10 Hong Kong 4 0.6%
11 India 3 0.5%
12 Spain 3 0.5%
13 Sweden 2 0.3%
14 United Kingdom 2 0.3%
15 Indonesia 2 0.3%
16 2 0.3%
17 Australia 1 0.2%
18 Korea, Republic of 1 0.2%
19 Macao 1 0.2%