ZAGREB (Croatia), April 21 (SeeNews) – Swedish telecoms operator Tele2 said its wireless unit in Croatia turned to an EBITDA (earnings before interest, tax, depreciation and amortisation) of 1.0 million Swedish crowns ($164,000/112,300 euro) in the first quarter of 2011 from a negative EBITDA of 41 million crowns a year earlier.