The exported csv file is completely empty (28 bytes) in my case although I have dozens of passwords. Was this feature disabled ? I’m using Chrome 63.0.3239.84 

This is the biggest load of xxxx ever... Using the headlights all day, every day, costs exactly ZERO. You don’t use more gas when you use electricity in the car, the battery gets charged continuously by the engine whether you use electricity or you don’t.