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 303 55.8%
2 United States 125 23%
3 Germany 31 5.7%
4 Canada 24 4.4%
5 Hong Kong 14 2.6%
6 Macao 12 2.2%
7 Russia 8 1.5%
8 Taiwan 7 1.3%
9 Malaysia 4 0.7%
10 Japan 4 0.7%
11 Armenia 2 0.4%
12 Mexico 2 0.4%
13 Netherlands 2 0.4%
14 Romania 2 0.4%
15 Singapore 1 0.2%
16 Australia 1 0.2%
17 1 0.2%