From the way girls have made things be, getting married without having a well experienced test of the woman is the beginning on our downfall because 50 percent of failed marriages is all because of lack sexual satisfaction whoch we all know must men don't last longer without drugs.
Where did you get this data from? Do you have any evidence or reliable sources to support that claim?
Overall, premarital sex is no longer a problem in today's modern world. As long as both parties are mature enough, give their full consent and take responsibility for their choices.
However, what is worth pointing out is that some young people support premarital sex. However, what is worth pointing out is that some young people support premarital sex, yet still expect or demand that their girlfriend or future wife be a virgin. It is ridiculous to accept that for yourself but apply a completely different standard to others. That is really selfish and petty.