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 637 76.3%
2 United States 68 8.1%
3 Taiwan 52 6.2%
4 Germany 35 4.2%
5 Hong Kong 13 1.6%
6 Singapore 7 0.8%
7 Malaysia 4 0.5%
8 Japan 3 0.4%
9 Canada 3 0.4%
10 United Kingdom 3 0.4%
11 Ukraine 2 0.2%
12 South Africa 2 0.2%
13 Macao 2 0.2%
14 Mauritius 1 0.1%
15 Moldova, Republic of 1 0.1%
16 Netherlands 1 0.1%
17 Australia 1 0.1%