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 248 51.8%
2 United States 131 27.3%
3 Germany 32 6.7%
4 Canada 17 3.5%
5 Malaysia 9 1.9%
6 Australia 6 1.3%
7 Japan 5 1%
8 Singapore 5 1%
9 Taiwan 5 1%
10 Sweden 4 0.8%
11 Hong Kong 4 0.8%
12 Brazil 2 0.4%
13 India 2 0.4%
14 Turkey 2 0.4%
15 Korea, Republic of 2 0.4%
16 New Zealand 2 0.4%
17 Philippines 2 0.4%
18 Hungary 1 0.2%