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 316 67.2%
2 United States 70 14.9%
3 Germany 31 6.6%
4 Hong Kong 13 2.8%
5 United Kingdom 6 1.3%
6 Singapore 5 1.1%
7 Malaysia 5 1.1%
8 Japan 5 1.1%
9 New Zealand 4 0.9%
10 Romania 4 0.9%
11 Macao 3 0.6%
12 Turkey 2 0.4%
13 South Africa 1 0.2%
14 Taiwan 1 0.2%
15 Netherlands 1 0.2%
16 Canada 1 0.2%
17 Korea, Republic of 1 0.2%
18 India 1 0.2%