Looking on the internet deeply has found these results:

I had topped the class is the most popular phrase on the web.

I have topped the class 12 results on the web	I had topped the class 117 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
May 17, 2013 ... Expressing her jumble of emotions in words she writes on Facebook, �I have topped the class with 86%. I want to thank all those wonderful�... With your help, I have topped the class in every assessment and this morning I received my final grade of 89. I doubt I would have achieved these results without �...	Jun 17, 2011 ... ... the fine arts college, I was stopped by a friend near Charminar who told me that I had topped the class. I could not believe it,� says Jagdish. May 29, 2013 ... "Both my parents started crying when I told them I had topped the Class XII exam, " says this year's topper among government schools in Delhi. When our examination papers were returned, I had topped the class in math with a 98 percent. The second best student scored 76 percent. The end term�... Certainly it was not by some stroke of luck that I had topped the class throughout 1978, and it was on this basis that the Catholic missionaries thus allowed me to�...

I have topped the class

12 results on the web

I had topped the class

117 results on the web

More popular!

May 17, 2013 ... Expressing her jumble of emotions in words she writes on Facebook, �I have topped the class with 86%. I want to thank all those wonderful�...
With your help, I have topped the class in every assessment and this morning I received my final grade of 89. I doubt I would have achieved these results without �...

Jun 17, 2011 ... ... the fine arts college, I was stopped by a friend near Charminar who told me that I had topped the class. I could not believe it,� says Jagdish.
May 29, 2013 ... "Both my parents started crying when I told them I had topped the Class XII exam, " says this year's topper among government schools in Delhi.
When our examination papers were returned, I had topped the class in math with a 98 percent. The second best student scored 76 percent. The end term�...
Certainly it was not by some stroke of luck that I had topped the class throughout 1978, and it was on this basis that the Catholic missionaries thus allowed me to�...