BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 74 37.9%
2 China 47 24.1%
3 Netherlands 17 8.7%
4 Canada 12 6.2%
5 Germany 9 4.6%
6 Hong Kong 9 4.6%
7 Japan 7 3.6%
8 Korea, Republic of 5 2.6%
9 Taiwan 3 1.5%
10 Ukraine 3 1.5%
11 Nigeria 2 1%
12 Russia 2 1%
13 Malaysia 2 1%
14 Australia 1 0.5%
15 India 1 0.5%
16 Singapore 1 0.5%