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 44 43.6%
2 United States 16 15.8%
3 Netherlands 8 7.9%
4 Hong Kong 6 5.9%
5 Japan 5 5%
6 Germany 4 4%
7 France 2 2%
8 Brazil 2 2%
9 Singapore 2 2%
10 Sweden 1 1%
11 Switzerland 1 1%
12 Taiwan 1 1%
13 Macao 1 1%
14 New Zealand 1 1%
15 Oman 1 1%
16 Canada 1 1%
17 Australia 1 1%
18 Belarus 1 1%
19 Bosnia and Herzegovina 1 1%
20 Finland 1 1%
21 Viet Nam 1 1%