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 190 53.2%
2 United States 68 19%
3 Germany 50 14%
4 Malaysia 9 2.5%
5 Japan 8 2.2%
6 Taiwan 5 1.4%
7 Hong Kong 5 1.4%
8 Italy 4 1.1%
9 Russia 4 1.1%
10 Singapore 3 0.8%
11 Netherlands 2 0.6%
12 Ukraine 2 0.6%
13 Brunei Darussalam 2 0.6%
14 Greece 2 0.6%
15 France 1 0.3%
16 Ireland 1 0.3%
17 Turkey 1 0.3%