Average rating: 6.30
Average rating in 2021: 6.33
Average rating in 2020: 6.25
Average rating in 2019: 6.22
Average rating in 2018: 6.08
Average rating in 2017: 5.78
Average rating in 2016: 6.06
Average rating in 2015: 6.50
Average rating in 2014: 6.44
Average rating in 2013: 6.32
Average rating in 2012: 5.83
Average rating in 2011: 6.42
Average rating in 2010: 6.70
Average rating in 2009: 6.26
Average rating in 2008: 6.46
Average rating in 2007: 6.35