In 2004 Linz counted 647,428 nights stay. In 2013 the number increased to 775,396. 363,425 of the overnight stays were located in the four star hotels, 226,647 in the three star hotels, 67,593 in the two and one star hotels and 53,194 stays can be counted to other accommodation. Overnight stays in 5/4-star hotels increased by more than 5% from 20.590 to 21.655 between February 2017 and February 2018. During the same period, overnight stays in 3-star hotels increased by 22%, from 13.383 to 16.330. The number of overnight stays in non-categorized hotels dropped by almost 10%, from 4.177 to 3.763.
Question: Which year did Linz have more overnight stays, 2004 or 2013?
Answer: 2013