BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 221 31.8%
2 China 216 31.1%
3 Netherlands 79 11.4%
4 Germany 49 7.1%
5 France 25 3.6%
6 United Kingdom 22 3.2%
7 Russia 11 1.6%
8 Korea, Republic of 11 1.6%
9 Czech Republic 11 1.6%
10 Hong Kong 8 1.2%
11 Portugal 7 1%
12 Taiwan 6 0.9%
13 Canada 5 0.7%
14 India 5 0.7%
15 Ireland 4 0.6%
16 4 0.6%
17 Finland 3 0.4%
18 Malaysia 2 0.3%
19 Australia 2 0.3%
20 Estonia 2 0.3%
21 Italy 1 0.1%
22 Poland 1 0.1%