2-3 times a week on average... give or take. When the kids were very young it was less, when we have more time for ourselves, its a lot more.
Ebb and flow like everything else. Worst thing that can happen is not talking about things if needs change. Resentments can build on both sides. Sex is like any other part of marriage, sometimes it's great, sometimes it's so-so. Communication is the biggest part of keeping it good.
