The graph provides information on the growth of delivered parcels by the two main companies in mail services namely Federal Express and TNT, between 1920 and 2000.
Overall, both x present a rising figures, although the trends during the years are significantly different.
From a general overview, it appears clear that TNT shows a more gradual increase, while Fedex figure is definitely more fluctuating.
From a closer look, from 1920 to 1960, TNT number of delivered parcels slightly increased reaching about 5000 units. The figure then became steady for about 20 years, with a little decrease in 1970, after which the most significant rise is registered in 1980. The number of delivered parcel almost triplicate, overtaking the competitors figure and peeking at 25000.
On the other hand, Fedex saw the greatest growth from 1920 to 1940, when it hits almost 25 thousand units. Right after, the figure shows an abrupt drop, loosing around half of their parcels. From 1960, Fedex has seen a gradual increase, although the trend in the final years appears to be slightly decreasing.
