For number by native speakers, see List of languages by number of native speakers. A number of sources have compiled lists of languages by their number of speakers. However, all such lists should be used with caution. 1  First, it is difficult to define exactly what constitutes a language as opposed to a dialect.
If you are petite, 19-21 inside inches depth is enough. But if you are tall, get a couch that has 22-24 inches inside depth. The same about the height of the sofa back. Overall Height: While average height is 37 inches, some contemporary sofas are 33-34 inches.
The Back Cushion. Another measurement that usually matters to people shopping for sofas is the thickness of the back cushion. The standard thickness of back cushions, whether itâs a loveseat or a three-seat sofa chair, is about 8 inches. That speaks comfort for most people.