(a) A person is guilty of the crime of stalking who purposely and repeatedly follows another person and engages in a course of conduct or makes a credible threat with the intent of annoying or placing that person in reasonable fear of death or bodily harm or injury. Any person convicted of the crime of stalking shall be imprisoned for a period not to exceed 18 months, or may be fined up to $7,500, or both.
(b) A person who commits a second or subsequent offense of stalking shall be imprisoned for a period not to exceed 5 years, or may be fined up to $15,000, or both and shall be required to obtain psychological or emotional assistance as determined by the court. Provided, however, a person who is convicted of a third or subsequent offense, shall be imprisoned for not less than one month and not more than 5 years, or may be fined up to $15,000, or both.
(c) A person is guilty of the crime of aggravated stalking who commits the crime of stalking in violation of an existing court order prohibiting the behavior and shall be imprisoned for a period not to exceed 5 years, or may be fined up to $15,000, or both.
(d) A person is guilty of the crime of aggravated stalking who commits the crime of stalking which involves a crime of violence as defined in Title 23, section 451, subsection (e) of this code and shall be imprisoned for a period not to exceed 5 years, or may be fined up to $15,000, or both.
(e) The provisions of this section shall not apply to conduct which occurs during organized group picketing.