CREATE TABLE table_204_206 (id DECIMAL, "saros" DECIMAL, "member" DECIMAL, "date" TEXT, "time\ ( greatest ) \ utc" TEXT, "type" TEXT, "location\ lat , long" TEXT, "gamma" DECIMAL, "mag." DECIMAL, "width\ ( km ) " DECIMAL, "duration\ ( min:sec ) " TEXT, "ref" DECIMAL)

what is the difference in magnitude between the may 13 , 2181 solar saros and the may 24 , 2199 solar saros ?
SELECT ABS((SELECT "mag." FROM table_204_206 WHERE "date" = 'may 13, 2181') - (SELECT "mag." FROM table_204_206 WHERE "date" = 'may 24, 2199'))
SELECT ABS((SELECT "mag." FROM "table_204_206" WHERE "date" = 'may 13, 2181') - (SELECT "mag." FROM "table_204_206" WHERE "date" = 'may 24, 2199'))