Fill-up	Computer	Driver	Diff
1	41.5	36.5	5.0
2	50.7	44.2	6.5
3	36.6	37.2	-0.6
4	37.3	35.6	1.7
5	34.2	30.5	3.7
6	45.0	40.5	4.5
7	48.0	40.0	8.0
8	43.2	41.0	2.2