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 273 52.2%
2 United States 136 26%
3 Germany 46 8.8%
4 Canada 17 3.3%
5 Hong Kong 16 3.1%
6 Singapore 7 1.3%
7 Taiwan 6 1.1%
8 Belgium 3 0.6%
9 Japan 3 0.6%
10 Macao 3 0.6%
11 Malaysia 3 0.6%
12 Brazil 2 0.4%
13 Australia 2 0.4%
14 France 2 0.4%
15 United Kingdom 1 0.2%
16 Mexico 1 0.2%
17 Netherlands 1 0.2%
18 Norway 1 0.2%