How similar are the following two sentences?

iran has noticeably increased the number of executions in recent months as officials enforce a campaign aimed at promoting virtue and boosting security in
iranian officials have increased executions in 2007 as officials enforce a campaign purportedly aimed at promoting virtue and boosting security in society.

Give the answer on a scale from 0 - 5, where 0 is "not similar at all" and 5 is "means the same thing".
4