Detailed Instructions: This task involves annotating the answer type to a given question that involve some kind of complex reasoning (including numerical reasoning). Note that the questions require looking at more than one part of the passage to answer. There are 3 possible answer types (i) spans, (ii) numbers and (iii) dates. If the answer can be found in the passage, label it as "span". If the answer is a number, label as "number". Similarly, label "date" if you think the answer to the given question is a date.
Q: Passage: , the gender distribution of the population was 50.2% male and 49.8% female. The age distribution, , in Cunter is; 18 people or 9.1% of the population are between 0 and 9 years old. 7 people or 3.5% are 10 to 14, and 16 people or 8.1% are 15 to 19. Of the adult population, 29 people or 14.6% of the population are between 20 and 29 years old. 28 people or 14.1% are 30 to 39, 36 people or 18.2% are 40 to 49, and 31 people or 15.7% are 50 to 59. The senior population distribution is 13 people or 6.6% of the population are between 60 and 69 years old, 15 people or 7.6% are 70 to 79, there are 4 people or 2.0% who are 80 to 89, and there are 1 people or 0.5% who are 90 to 99.
Question: What is that oldest age range?
A:
span