select pr.id, coalesce(acc_bal.balance,0.00) as "Amount Paid",
	pr.title as "Project Title",
	(select coalesce(sum(amount),0.00) from pledge where project_id = pr.id) as "Amount Pledged",
	(select count(*) from pledge where project_id = pr.id) as "Pledge count",
	(select count(*) from account_history where account_id = acc.id) as "Payment count"
from project pr
	join account acc
		on pr.id = acc.project_id
	left join account_balance acc_bal
		on acc.id = acc_bal.account_id
where pr.is_deleted = 0;