Instead of just anecdotes and stories that raise people's anxieties, I think it's best to have real numbers. And now we have those.

It may not be the experience of cohabiting but the people who cohabit.

This is the first time that we have had a nationally representative screen that has covered some of these basic issues of sexual behavior since 1992.

That was surprising to us. The previous studies had not shown as much.

Whether the levels (of condom use) are high enough is for others to judge. But I think it's at least encouraging.