Is bullying in schools less now then 10 years ago? 20 years ago?

[BRi]

Bullying statistics:

About 42 percent of kids have been bullied while online with one in four being verbally attacked more than once.
About 35 percent of kids have been threatened online.
About 58 percent of kids and teens have reported that something mean has been said about them or to them online.
Other bullying statistics show that about 77 percent of students have admitted to being the victim of one type of bullying or another.
The American Justice Department bullying statistics show that one out of ever 4 kids will be bullied sometime throughout their adolescence.
46 percent of males followed by 26 percent of females have admitted to being victims in physical fights as reported in one report of bullying statistics by the Bureau of Justice School.