2021 $46.75 B
2020 $32.67 B
2019 $24.83 B
2018 $25.37 B
2017 $20.59 B
2016 $12.52 B
2015 $6.21 B
2014 $4.93 B
2013 $2.81 B
2012 $0.54 B
2011 $1.73 B