Year	% gross
1972	0.330110013484955
1995	0.229019999504089
2010	1.69020998477936
2011	1.73424005508423
2012	1.4368599653244
2015	0.789420008659363
2016	0.956110000610352
2017	0.741850018501282
2018	1.08568000793457
2019	1.0984799861908
2021	1.27060997486115