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 661 49.5%
2 United States 253 18.9%
3 Netherlands 153 11.5%
4 France 93 7%
5 Germany 57 4.3%
6 Canada 27 2%
7 Korea, Republic of 27 2%
8 Czech Republic 14 1%
9 Hong Kong 12 0.9%
10 Taiwan 7 0.5%
11 Ireland 5 0.4%
12 India 4 0.3%
13 United Kingdom 4 0.3%
14 Sweden 4 0.3%
15 Macao 3 0.2%
16 Malaysia 2 0.1%
17 Singapore 2 0.1%
18 New Zealand 2 0.1%
19 Bahrain 2 0.1%
20 Belarus 1 0.1%
21 Brazil 1 0.1%
22 Hungary 1 0.1%
23 Norway 1 0.1%