Which answer most accurately describes what is so unusual about Japan's data in terms of overall default risk on their debt?

1) Japan has the worst debt to GDP ratio of all the countries shown and yet they have a very low CDS price, a very high credit rating and a low cost of borrowing.

2) Japan has the worst debt to GDP ratio of all the countries shown and yet they have a very low CDS price, a very high credit rating and a high cost of borrowing.

3) Japan has the best debt to GDP ratio of all the countries shown and yet they have a very high CDS price, a very high credit rating and a high cost of borrowing.