var nv string
	for _, tag := range tags {
		if tag.Key() == name {
			nv = tag.Value()
			break
		}
	}
	hookSum.With(name.Value(nv)).Record(value)
}

func BenchmarkCounter(b *testing.B) {
	monitortest.New(b)
	b.Run("no labels", func(b *testing.B) {
		for n := 0; n < b.N; n++ {
			testSum.Increment()
		}
	})
	b.Run("dynamic labels", func(b *testing.B) {