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 244 48.6%
2 United States 103 20.5%
3 Germany 49 9.8%
4 Netherlands 30 6%
5 Hong Kong 18 3.6%
6 Japan 13 2.6%
7 Singapore 8 1.6%
8 Canada 6 1.2%
9 Australia 5 1%
10 Russia 5 1%
11 Taiwan 3 0.6%
12 Turkey 2 0.4%
13 Ukraine 2 0.4%
14 United Kingdom 2 0.4%
15 Macao 2 0.4%
16 Malaysia 2 0.4%
17 Ireland 2 0.4%
18 Israel 2 0.4%
19 India 1 0.2%
20 Morocco 1 0.2%
21 Korea, Republic of 1 0.2%
22 Slovenia 1 0.2%