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 58.8%
2 United States 126 14%
3 Netherlands 103 11.5%
4 Germany 53 5.9%
5 Canada 20 2.2%
6 United Kingdom 10 1.1%
7 Taiwan 10 1.1%
8 Sweden 8 0.9%
9 France 8 0.9%
10 Ukraine 5 0.6%
11 Russia 4 0.4%
12 Hong Kong 3 0.3%
13 India 3 0.3%
14 Malaysia 2 0.2%
15 Czech Republic 2 0.2%
16 Singapore 2 0.2%
17 Myanmar 2 0.2%
18 Romania 2 0.2%
19 Tunisia 2 0.2%
20 Norway 1 0.1%
21 Australia 1 0.1%
22 Belarus 1 0.1%
23 Brazil 1 0.1%
24 Mauritius 1 0.1%