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 210 50.1%
2 United States 102 24.3%
3 Germany 29 6.9%
4 Canada 17 4.1%
5 Hong Kong 9 2.1%
6 New Zealand 7 1.7%
7 Korea, Republic of 6 1.4%
8 Australia 6 1.4%
9 Malaysia 5 1.2%
10 United Kingdom 5 1.2%
11 Switzerland 3 0.7%
12 Taiwan 3 0.7%
13 Ireland 3 0.7%
14 Italy 2 0.5%
15 India 2 0.5%
16 Singapore 2 0.5%
17 Finland 2 0.5%
18 Turkey 1 0.2%
19 Moldova, Republic of 1 0.2%
20 Netherlands 1 0.2%
21 Macao 1 0.2%
22 Japan 1 0.2%
23 Czech Republic 1 0.2%