D1 = 1rt Decile = 10th Percentile
D2 = 2nd Decile = 20th Percentile
Q1 = 1st Quartile = 95th Percentile
D3 = 3rd Decile = 30th Percentile
D4 = 4th Decile = 40th Percentile
Q2 = D5 = 2nd Quartile
= 5th Decile = Median = 50th Percentile
D6 = 6th Decile = 60th Percentile
D7 = 7th Decile = 70th Percentile
Q3 = 3 rd Quartile = 75th Percentile
D8 = 8th Decile = 80th Percentile
D9 = 9th Decile = 90th Percentile