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 202 63.3%
2 United States 57 17.9%
3 Germany 27 8.5%
4 Malaysia 8 2.5%
5 Canada 4 1.3%
6 Chile 2 0.6%
7 Australia 2 0.6%
8 Hong Kong 2 0.6%
9 India 2 0.6%
10 Ireland 2 0.6%
11 France 2 0.6%
12 Romania 2 0.6%
13 Switzerland 2 0.6%
14 Turkey 2 0.6%
15 Singapore 1 0.3%
16 Norway 1 0.3%
17 1 0.3%