What is the meaning of the numbers that appear on the side of the cars tires?

For example: P 215 / 60 R 16 94 V  (Sometimes without separating spaces)

Item Description	Example
Car type: P Passenger LT Light Truck	P
Cross section width in Millimeters	215
Slash	/
The ratio of sidewall height to cross section width as a percentage	60
Tier construction: R=Radial-ply	R
Wheel diameter in inches	16
Load index indicates capacity in pounds. (89 = 1279 Pounds)	94
Speed Rating  Letter Max. Miles/Hour  Q  99  S  112  T  118  H  130  V  149  Z  150 or more	V