Allow me to give you some suggestion :)
... in four necessities for
four different countries ...
Overall, housing was the most things ...
You may use accommodation
for paraphrasing housing
US expended one in twenty larger ...
Unclear sentence, I guess you put wrong data here
US expended one in twenty larger in housing and around 2.5% in healthcare respectively than Canada did
US in housing = almost 25 percent
One in twenty = 5 percent
United Kingdom and Japan had the largest ...
Wrong data again here!
US = 17.5%
UK = 15%
Canada = 20%
Japan = 10%
The United States and Japan had the largest point in transportation expenditures.
Honestly, I couldn't find a clear grouping in your task.
May your next task will be better. Fighting!