Excessive oil consumption in BMW – how to fix it?

BMW driver question

Is it a problem that after changing the oil and driving about 7,000 km I had to add about 0.7 liters of oil? I change the oil every year doing 11,000 km. This year I should change in September, but I have already driven 13,000 km and had to add about 1.8 l. The car has driven 202,600 km in 3 years. The first replacement was with castrol 5w30. At the second change I poured the original Castrol Edge 0w30 oil.

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