Year	SPI (scale 0-100)
2004	40
2005	40
2006	40
2007	40
2008	30
2009	30
2010	40
2011	40
2012	40
2013	40
2014	40
2015	60
2016	80
2017	60
2018	60
2019	60
2020	60
2021	60
2022	60