Vanguard Survey Pvt.Ltd, has been administering a survey on a representative sample of the Sri Lankan population over the age of 18. The first wave of the survey was administered from the 29th to the 31st of March 2020 and the data was analyzed from a sample of 2064. The second wave was administered from the 15th to the 18th of April 2020 and the data was analyzed from a sample of 2050. The survey was co-designed by Verité Research Pvt.Ltd.
