Year	cubic meters
2012	2429.5423377654415
2013	2341.0703607796518
2014	2318.6784531632306
2015	2322.610821812067
2016	2349.5168354177013
2017	2439.4303517302033
2018	2501.123341069821
2019	2488.5941032188434
2020	2451.39011261969
