PLE results slip for 1996.i forgot my index number

Currently waiting for a response from Uganda National Examination Board (UNEB), they should respond promptly and normally no later than (details).

Dear Uganda National Examination Board (UNEB),
i sat my PLE in 1996 in madera boys boarding primary school soroti and now that time there were no result slips so now I want one but have forgotten my index number, though I can get the center number please.

Yours faithfully,