Trinidad and Tobago has a well educated labour force of about 500,000 with an adult literacy rate in the 80-85% range. Primary level education is compulsory. Approximately seventy percent (70%) of the 12-15 age group attend secondary school, the rest pursue other forms of training. The regional Caribbean Examinations Council, taken at form 5 (grade 12), is accepted as an entry qualification for higher education in Canada, the United Kingdom and the United States.