And essentially all adoption in Sweden is international - only about 100 adoption cases a year involve Swedish births. Foreign adoptions are troublesome enough to make a womb transplant look like a reasonable alternative. Now you know why this would happen in Sweden.
So since you're curious, wyager, it seems a little hand-wavy to say "she could have used a surrogate or, gasp, adopted." Combining sarcasm and hand-waving makes for poor commentary.
I went and checked the statistics. The were 586 domestic adoptions in Sweden in 2014, slightly more than the 546 international adoptions. I assume most of the domestic adoptions are to people who were already close to the child, such as relatives or a parents new partner. In fact 61% were above 18 years old.
So since you're curious, wyager, it seems a little hand-wavy to say "she could have used a surrogate or, gasp, adopted." Combining sarcasm and hand-waving makes for poor commentary.