SpamikazeWiki:

User agent %
Mozilla/5.0 66.08
PetalBot 7.29
DotBot/1.2 7.03
SemrushBot/3~bl 6.83
SemrushBot/2~bl 3.82
DotBot/1.1 2.53
SemrushBot/1.2~bl 0.69
MSIE 9.0 0.59
BUbiNG 0.38
Apache-HttpClient/4.5.2 0.32
Others 4.44