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 802 59.4%
2 United States 197 14.6%
3 Netherlands 131 9.7%
4 Germany 53 3.9%
5 France 51 3.8%
6 Canada 30 2.2%
7 Czech Republic 15 1.1%
8 Hong Kong 13 1%
9 Japan 9 0.7%
10 Ireland 7 0.5%
11 Korea, Republic of 6 0.4%
12 India 6 0.4%
13 United Kingdom 5 0.4%
14 Taiwan 4 0.3%
15 Singapore 3 0.2%
16 Cambodia 3 0.2%
17 Belarus 2 0.1%
18 Australia 2 0.1%
19 Malaysia 2 0.1%
20 Turkey 2 0.1%
21 Russia 2 0.1%
22 Nigeria 1 0.1%
23 Norway 1 0.1%
24 Poland 1 0.1%
25 Bahrain 1 0.1%
26 Finland 1 0.1%