Between 550,000 and 600,000 litres of diesel per tank, depending on the specific gravity of the fuel. Two and a half million dollars per tank, not including the lost revenue from having the site offline.
And none of it, along with so many more billions of dollars worth of economic impact - let alone the catastrophic humanitarian costs - had any reasonable need to occur. But you know... that all-consuming russian inferiority complex and cruelty, ignorance and alcoholism, corruption and ineptitude.