After the first expansion, each team had nine rivals rather than seven, and the 154-game season made for bad math, MLB's official historian, John Thorn, explains. To play 22 games against each rival would require an 198-game season, so MLB settled on 18 games per rival for nine rivals, for a total of 162 games. (Thorn clarifies that yes, in 1961, after the AL had expanded but the NL had not, the leagues played seasons of different lengths.
Sometimes called sleep dentistry, IV dental sedation provides moderate to deep sedation, and can cost $250-$900 or more but is typically $500-$700, depending on the dentist, length of the appointment and location. Dentists must meet specific board requirements to do IV sedation.
The ADA dental fee survey for 2012 reported an average price amongst dentists who responded (about 3000 members) of $1087 per tooth for porcelain veneers and $326 for a composite veneer. In the US: the cost of veneers is actually proportionally higher and can range anywhere from $1000-$3000 per tooth.