How long have you been trying to get pregnant?

Multiple choice question

How long have you been trying to get pregnant?

I am under 35 and we have tried less than a year

I am under 35 and we have tried getting pregnant for over 12 months

I am over 35 and we have tried less than 6 months

I am over 35 and we have tried for more than 6 months unsuccessfully to get pregnant