i am trying to develop a strategy with pyramiding ( or scale in and scale-out), but i am not aware of p/l calculating method, here i am attaching a screenshot of paper trade please help me understanding p/l calculation method in this kind of trade book -

bought @

1 unit @ 1762

1 unit @ 1793

1 unit @ 1816

1 unit @ 1796

1 unit @ 1899

1 unit @ 1877

1 unit @ 1868

1 unit @ 1980

1 unit @ 1939

sold all 9 unit @ 1906

thank you.