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 358 40%
2 United States 294 32.8%
3 Netherlands 109 12.2%
4 Germany 54 6%
5 Hong Kong 17 1.9%
6 Canada 16 1.8%
7 Taiwan 10 1.1%
8 Viet Nam 5 0.6%
9 United Kingdom 4 0.4%
10 France 4 0.4%
11 Sweden 3 0.3%
12 Ukraine 3 0.3%
13 Russia 3 0.3%
14 India 3 0.3%
15 Korea, Republic of 2 0.2%
16 Australia 2 0.2%
17 Singapore 2 0.2%
18 South Africa 2 0.2%
19 Norway 2 0.2%
20 Finland 1 0.1%
21 Malaysia 1 0.1%
22 Uzbekistan 1 0.1%