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 676 44.9%
2 United States 460 30.5%
3 Netherlands 109 7.2%
4 Germany 102 6.8%
5 France 56 3.7%
6 Canada 16 1.1%
7 Sweden 13 0.9%
8 Cote D'ivoire 10 0.7%
9 Hong Kong 9 0.6%
10 India 9 0.6%
11 Russia 9 0.6%
12 Korea, Republic of 5 0.3%
13 Moldova, Republic of 4 0.3%
14 Taiwan 4 0.3%
15 Poland 4 0.3%
16 United Kingdom 2 0.1%
17 Singapore 2 0.1%
18 South Africa 2 0.1%
19 Philippines 2 0.1%
20 Malaysia 2 0.1%
21 Mauritius 2 0.1%
22 Japan 2 0.1%
23 Armenia 2 0.1%
24 Brazil 1 0.1%
25 Chile 1 0.1%
26 Switzerland 1 0.1%
27 Thailand 1 0.1%
28 Turkey 1 0.1%