Year	Percent of GDP (Units)
2011	28.820
2012	31.141
2013	34.170
2014	37.155
2015	39.439
2016	43.354
2017	46.773
2018	51.813
2019	55.039
2020	66.827
2021	66.924
2022	61.645
2023	59.045
2024	58.677
2025	57.832
2026	56.861
2027	55.652
2028	54.231
2029	52.721
