How long does the piano music "Butterfly Lovers" last?

There are several versions of "Butterfly Lovers" piano music, and the difficulty of each version is different. It depends on your level. For example, Richard Clayderman's version is relatively simple, and it can be played in almost a few months after practicing Level 5 to Level 6. If you want to play well, you must practice a lot. There is also a violin concerto adapted from the piano, which is very long and rarely can be played above level 10. In addition, there are some simple beginner versions, only one paragraph is suitable for beginners, and you can play it after practicing for a week or two.