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 225 63%
2 United States 49 13.7%
3 Germany 35 9.8%
4 Canada 12 3.4%
5 Singapore 8 2.2%
6 Malaysia 6 1.7%
7 Hong Kong 4 1.1%
8 Russia 4 1.1%
9 Lao People's Democratic Republic 3 0.8%
10 Norway 2 0.6%
11 Turkey 2 0.6%
12 Korea, Republic of 2 0.6%
13 Brazil 2 0.6%
14 Netherlands 1 0.3%
15 Sweden 1 0.3%
16 Taiwan 1 0.3%