 There's always variation in temperature from year to year. We had an El Nino that made things particularly warm last summer. It's contributing probably a bit, although it's reversing now. But you can sort of think of a person dribbling a basketball, and the basketball going up and down is sort of the variability we see in weather from year to year. But we're now dribbling up an incline, and that's the warming of the planet as a whole. And so whatever low temperature years on average we have are now at a higher baseline than