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.
Problem:Passage: According to an independent in-depth interviewing by Radboud University and Vrije Universiteit Amsterdam in 2006, 34% of the Dutch population identified as a Christian, decreasing till in 2015 almost 25% of the population adhered to one of the Christian faiths (11.7% Roman Catholic, 8.6% PKN, 4.2% other small Christian denominations), 5 percent is Muslim and 2 percent adheres to Hinduism or Buddhism, approximately 67.8% of the population in 2015 has irreligion, up from 61% in 2006, 53% in 1996, 43% 1979 and 33% in 1966. The Sociaal en Cultureel Planbureau (Social and Cultural Planning Agency, SCP) expects the number of non-affiliated Dutch to be at 72% in 2020.
Question: Which year of the Dutch population had the highest percentage of irreligion, 2015 or 2006?
Solution:
date