Average rating: 7.68
Average rating in 2020: 7.18
Average rating in 2019: 7.30
Average rating in 2018: 7.95
Average rating in 2017: 7.83
Average rating in 2016: 8.38
Average rating in 2015: 8.48
Average rating in 2014: 8.11
Average rating in 2013: 7.75
Average rating in 2012: 8.71
Average rating in 2011: 7.81
Average rating in 2010: 7.55
Average rating in 2009: 7.75
Average rating in 2008: 7.93
Average rating in 2007: 7.20