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 443 38.1%
2 United States 301 25.9%
3 Netherlands 122 10.5%
4 France 88 7.6%
5 Germany 42 3.6%
6 Canada 30 2.6%
7 Hong Kong 20 1.7%
8 Malaysia 15 1.3%
9 Czech Republic 15 1.3%
10 Japan 9 0.8%
11 Taiwan 8 0.7%
12 Thailand 7 0.6%
13 Russia 7 0.6%
14 Australia 7 0.6%
15 Korea, Republic of 6 0.5%
16 United Kingdom 6 0.5%
17 India 5 0.4%
18 Ghana 5 0.4%
19 Brazil 3 0.3%
20 Macao 3 0.3%
21 Ireland 3 0.3%
22 Portugal 3 0.3%
23 Mexico 2 0.2%
24 Singapore 2 0.2%
25 Turkey 2 0.2%
26 Indonesia 2 0.2%
27 Hungary 2 0.2%
28 Mauritius 1 0.1%
29 Bahrain 1 0.1%
30 Spain 1 0.1%
31 Moldova, Republic of 1 0.1%