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