The plot below shows the weight of pumpkins at Jack-O-Lantern farm. A line plot labeled weight of pumpkins (pounds) from 13 to 15 with ticks every 1-fourth pound. Dots are plotted as follows: 1 dot above 13 and 3-fourths; 5 dots above 14; 4 dots above 14 and 1-fourth; 2 dots above 14 and 1-half. Clyde picked the lightest pumpkin. Koen picked the two heaviest pumpkins. How much more do Koen's pumpkins combined weigh than Clyde's pumpkin weighs? All measurements are rounded to the nearest pound.