Rt Hon JACINDA ARDERN: Yes, that has been part of it—our delivery schedule through that primary vaccine. One thing I would say is other countries have made other choices, and they are perfectly legitimate choices and reasonable choices—you know, all of those vaccines have gone through regulator-approval processes. So whilst New Zealand has made this choice, it doesn't diminish the legitimacy of other countries' vaccination choices, but for us it has a simplicity to it that we're operating in this way. 