英文描述表格用什么时态

Hm.. i don't really understand what is your request ...
But i try ..
There are two types of customer service level to show in this table.
Type A was 10% only in year 2007 where as it was rised up to 20% in year 2008.
As for type B was 24% in year 2007 and increased to 25% in year 2008.
Apparently , we can see both were produced a good result, but it seems that type A is better than B due to 100% of upgrading in it's figure with in a year.