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 358 47.2%
2 United States 148 19.5%
3 Netherlands 110 14.5%
4 Germany 72 9.5%
5 Canada 14 1.8%
6 Sweden 13 1.7%
7 France 8 1.1%
8 Malaysia 5 0.7%
9 Hong Kong 4 0.5%
10 Japan 3 0.4%
11 Norway 3 0.4%
12 Russia 3 0.4%
13 Ukraine 3 0.4%
14 United Kingdom 3 0.4%
15 Singapore 2 0.3%
16 Taiwan 2 0.3%
17 Italy 2 0.3%
18 New Zealand 2 0.3%
19 Korea, Republic of 2 0.3%
20 India 1 0.1%
21 Australia 1 0.1%