CREATE TABLE table_203_154 (id DECIMAL, "type" TEXT, "manufacturer" TEXT, "numbers" TEXT, "year built" DECIMAL, "quantity built" DECIMAL, "power  ( horsepower ) " DECIMAL, "max speed  ( km/h ) " DECIMAL, "note" TEXT)

how many types of trains have a top speed of more than 100 km/h ?
SELECT COUNT("type") FROM table_203_154 WHERE "max speed (km/h)" >= 100
SELECT COUNT("type") FROM "table_203_154" WHERE "max speed (km/h)" >= 100