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 465 64.8%
2 United States 139 19.4%
3 Germany 39 5.4%
4 Hong Kong 36 5%
5 Korea, Republic of 7 1%
6 Canada 6 0.8%
7 Taiwan 5 0.7%
8 Australia 3 0.4%
9 Macao 2 0.3%
10 Japan 2 0.3%
11 Netherlands 2 0.3%
12 Poland 2 0.3%
13 Singapore 2 0.3%
14 Viet Nam 2 0.3%
15 Slovakia 1 0.1%
16 Norway 1 0.1%
17 Turkey 1 0.1%
18 Ukraine 1 0.1%
19 United Kingdom 1 0.1%
20 Moldova, Republic of 1 0.1%