Year	SPI (scale 0-100)
2004	20
2005	20
2006	20
2007	20
2008	30
2009	30
2010	30
2011	40
2012	50
2013	60
2014	50
2015	70
2016	90
2017	90
2018	90
2019	90
2020	90
2021	70
2022	70