Table: race_demographics
Columns: age_group
brazil_100_percent_of_the_population
white_47_73_percent_in_the_race_percent_in_the_age_group
black_7_61_percent_in_the_race_percent_in_the_age_group
yellow_1_09_percent_in_the_race_percent_in_the_age_group
brown_multiracial_43_13_percent_in_the_race_percent_in_the_age_group
indians_0_43_percent_in_the_race_percent_in_the_age_group
unspecified_0_0034

Question: what ae all of the brazil 100% where the age group is 15-17?
SQL: SELECT "brazil_100_percent_of_the_population" FROM race_demographics WHERE "age_group" = '15-17'