CREATE TABLE table_952 ("No." TEXT, "Name" TEXT, "Livery" TEXT, "Arrival" FLOAT, "Type" TEXT, "Configuration" TEXT, "Builder" TEXT, "Built" FLOAT, "Status" TEXT, "Location" TEXT)

How many are named River Esk
SELECT COUNT("Built") FROM table_952 WHERE "Name" = 'River Esk'
SELECT COUNT("Built") FROM "table_952" WHERE "Name" = 'River Esk'