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 527 37%
2 United States 420 29.5%
3 Germany 125 8.8%
4 Netherlands 80 5.6%
5 France 46 3.2%
6 Hong Kong 39 2.7%
7 Canada 27 1.9%
8 Taiwan 20 1.4%
9 Sweden 17 1.2%
10 Korea, Republic of 16 1.1%
11 India 10 0.7%
12 South Africa 10 0.7%
13 Australia 9 0.6%
14 Ireland 7 0.5%
15 Japan 7 0.5%
16 Russia 7 0.5%
17 Senegal 6 0.4%
18 Singapore 6 0.4%
19 Spain 5 0.4%
20 New Zealand 5 0.4%
21 Italy 5 0.4%
22 Philippines 4 0.3%
23 Austria 3 0.2%
24 Brazil 2 0.1%
25 Czech Republic 2 0.1%
26 Estonia 2 0.1%
27 Greece 2 0.1%
28 Kazakhstan 2 0.1%
29 Malaysia 2 0.1%
30 Portugal 2 0.1%
31 Trinidad and Tobago 2 0.1%
32 Turkey 2 0.1%
33 United Kingdom 2 0.1%
34 Virgin Islands, U.S. 2 0.1%
35 Switzerland 1 0.1%
36 Uzbekistan 1 0.1%