Is a positive sentiment present in the input text?

Given Text: So NHS made Xmas no 1 yet Justin Bieber is still in 2nd AND 3rd place - but X factor winner's already out of the top 10?! #timeshavechanged
So NHS made Xmas no 1 yet Justin Bieber is still in 2nd AND 3rd place - but X factor winner's already out of the top 10?! #timeshavechanged