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 568 34.2%
2 United States 291 17.5%
3 Netherlands 218 13.1%
4 Singapore 128 7.7%
5 Germany 114 6.9%
6 France 65 3.9%
7 Russia 65 3.9%
8 Canada 28 1.7%
9 Malaysia 23 1.4%
10 Taiwan 20 1.2%
11 Hong Kong 19 1.1%
12 Sweden 18 1.1%
13 Czech Republic 16 1%
14 Korea, Republic of 13 0.8%
15 United Kingdom 11 0.7%
16 Australia 8 0.5%
17 Iran, Islamic Republic of 6 0.4%
18 Japan 6 0.4%
19 Norway 6 0.4%
20 Ukraine 5 0.3%
21 Indonesia 5 0.3%
22 India 4 0.2%
23 Switzerland 3 0.2%
24 South Africa 3 0.2%
25 Senegal 2 0.1%
26 Thailand 2 0.1%
27 Turkey 2 0.1%
28 Viet Nam 2 0.1%
29 Ireland 2 0.1%
30 Moldova, Republic of 2 0.1%
31 Brazil 2 0.1%
32 Ghana 1 0.1%
33 Italy 1 0.1%
34 Uzbekistan 1 0.1%