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 200 41.2%
2 United States 193 39.8%
3 Germany 38 7.8%
4 Netherlands 10 2.1%
5 Canada 9 1.9%
6 Singapore 8 1.6%
7 Malaysia 5 1%
8 Hong Kong 3 0.6%
9 Australia 2 0.4%
10 Indonesia 2 0.4%
11 Ireland 2 0.4%
12 Japan 2 0.4%
13 Macao 2 0.4%
14 Spain 2 0.4%
15 United Kingdom 2 0.4%
16 New Zealand 2 0.4%
17 Moldova, Republic of 1 0.2%
18 Israel 1 0.2%
19 India 1 0.2%