Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_204_672 ( id number, "year" number, "title" text, "label" text, "uk singles chart" number, "u.s. billboard hot 100 chart" number )

### Question ###
what is the total number of years for singles by philips label ?

### Accurate SQL ###

SELECT COUNT("year") FROM table_204_672 WHERE "label" = 'philips'