_id	Ar	Rafmagnsokutaeki	Metanokutaeki	Metan/bensinokutaeki	Disilokutaeki	Alls okutaeki	Hlutfall vistvaenna okutaekja
1	2015	6	4	106	17	133	0,87
2	2016	8	18	98	28	152	0,82