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 533 79.3%
2 United States 66 9.8%
3 Germany 30 4.5%
4 Canada 15 2.2%
5 India 4 0.6%
6 Japan 3 0.4%
7 Australia 3 0.4%
8 Hong Kong 2 0.3%
9 Finland 2 0.3%
10 Netherlands 2 0.3%
11 Taiwan 2 0.3%
12 Turkey 2 0.3%
13 Italy 1 0.1%
14 Jamaica 1 0.1%
15 Luxembourg 1 0.1%
16 Macao 1 0.1%
17 Moldova, Republic of 1 0.1%
18 France 1 0.1%
19 Brazil 1 0.1%
20 1 0.1%