The number of various types of fetishes are there?

A fetish is specified as an uncommon sexual desire, and there are literally thousands of different types of fetishes out there.  https://creaturesincrisis.org/?p=1441 Some of the more typical fetishes consist of:

Foot fetishism: This is the most common kind of fetish, and refers to a sexual destination to feet.

Spanking fetishism: This involves delighting in being spanked, or spanking somebody else.

Chains fetishism: This describes taking pleasure in the act of being bound, or tying somebody else up.

Object fetishism: This is when somebody is attracted to an inanimate item, such as a shoe or a piece of clothes.

Body adjustment fetishism: This is when someone is attracted to individuals who have actually gone through body adjustment, such as tattoos or piercings.

This is simply a small sampling of the kinds of fetishes that exist; there are literally countless different types out there. Opportunities are there's a fetish for it if you have a sexual desire that falls outside of the mainstream.