请帮忙分析这句英语句子的语法

这句话是典型的it's + adj.+ that 从句的形式；
it 是形式主语,that是真正主语
【It's】 【apparent】 from the information supplied 【that】 the rate of conviction among Brits of both sexes increases exponentially during adolescence and peaks at the age of about 20.