The first anniversary of the opening of the path was marked on radio and television , and it is estimated that in that first year some 2.8 million people walked stretches of the path , contributing # 16 million to the Welsh economy .
The first anniversary of the opening of the path was marked on radio and television . It is estimated that in that first year some 2.8 million people walked parts of the path , adding # 16 million to the Welsh economy .