Commission Regulation (EC) No 674/98 of 26 March 1998 correcting Regulations (EC) No 2434/97, (EC) No 2435/97, (EC) No 2449/97, (EC) No 2466/97, (EC) No 2483/97, (EC) No 2514/97, (EC) No 2537/97, (EC) No 2555/97, (EC) No 2578/97, (EC) No 2605/97, (EC) No 2620/97, (EC) No 2624/97 and (EC) No 2637/97 establishing the standard import values for determining the entry price of certain fruit and vegetables