Question: How many original dance scores are listed in the event where the compulsory dance was 20.03?
Schema: create table table_22644589_4 (original_dance__od_ varchar, compulsory_dance__cd_ varchar, PRIMARY KEY (original_dance__od_))
SQL: select count(original_dance__od_) from table_22644589_4 where compulsory_dance__cd_ = "20.03"