Table: arab_countries_population
Columns: rank
country_or_dependent_territory
july_1_2013_projection
of_pop
average_relative_annual_growth
average_absolute_annual_growth

Question: What is the average % of population Tunisia, which has an average relative annual growth smaller than 1.03?
SQL: SELECT AVG("of_pop") FROM arab_countries_population WHERE "country_or_dependent_territory" = 'tunisia' AND "average_relative_annual_growth" < 1.03