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 China 472 38%
2 United States 451 36.3%
3 Netherlands 186 15%
4 Germany 52 4.2%
5 Canada 24 1.9%
6 Korea, Republic of 18 1.4%
7 France 13 1%
8 Taiwan 6 0.5%
9 Hong Kong 4 0.3%
10 Japan 3 0.2%
11 Egypt 3 0.2%
12 Ukraine 3 0.2%
13 Russia 3 0.2%
14 Singapore 2 0.2%
15 Sudan 1 0.1%
16 Turkey 1 0.1%
17 India 1 0.1%