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 510 48.7%
2 United States 184 17.6%
3 Netherlands 152 14.5%
4 Germany 50 4.8%
5 Hong Kong 29 2.8%
6 Canada 26 2.5%
7 Russia 14 1.3%
8 Australia 12 1.1%
9 Japan 10 1%
10 Korea, Republic of 8 0.8%
11 France 6 0.6%
12 Portugal 6 0.6%
13 United Kingdom 5 0.5%
14 Macao 5 0.5%
15 Malaysia 5 0.5%
16 Taiwan 4 0.4%
17 Singapore 4 0.4%
18 Papua New Guinea 3 0.3%
19 South Africa 2 0.2%
20 Norway 2 0.2%
21 Austria 2 0.2%
22 India 2 0.2%
23 Iran, Islamic Republic of 1 0.1%
24 Italy 1 0.1%
25 Kazakhstan 1 0.1%
26 Mexico 1 0.1%
27 Mongolia 1 0.1%
28 Turkey 1 0.1%
29 United Arab Emirates 1 0.1%