Across all studies conducted by the IEA during the last decade, between 7 and 33% of participating countries failed to meet the minimum participation rates at the school level.
Myanmar circulated the roster of events to representatives of participating countries last week and for now is defending its selection.
The Israeli military said the exercise had been postponed "as a result of Turkey's decision to change the list of participating countries, thus excluding Israel".
The number of participating countries has expanded steadily since the founding of the event in 1956, when it was limited to western Europe.
By 1992 the list of participating countries had grown to 140, and the timetable for ending production of CFCs advanced to 1996.
report, which provides detailed statistical profiles of participating countries, serves as an important base line that will aid her group's work, she said.
The second African Games were held in 1973 in Lagos, Nigeria, and the number of participating countries rose from 29 to 35.
The number of participating countries is also expanding, with Croatia, Iceland, Liechtenstein, Norway, Switzerland and Turkey all taking part alongside the 27 EU member states.
Tougher rules are now likely, with Olli Rehn, the commissioner for monetary affairs, soon to unveil proposals granting eurozone governments intrusive rights of policing the budgets and books of participating countries and setting stiffer penalties for reprobates.
The visa waiver programme allows citizens of participating countries including Britain, France and Germany to travel to the US without a visa for stays of 90 days or less if they meet certain requirements.
