如何用for循环制作多个图？

I was experimenting with the waffle package in r, and was trying to use a for loop to make multiple plots at once but was not able to get my code to work. I have a dataset with values for each year of renewables,and since it is over 40 years of data, was looking for a simple way to plot these with a for loop rather than manyally year by year. What am I doing wrong? I have it from 1:16 as an experiment to see if it would work, although in reality I would do it for all the years in my dataset. I was experimenting with the waffle package in