1.The gross income that a salaried employee earns from employment is determined by taking into account, on an annual basis, the following:
(1) the total salaries, wages, hires, and commissions which he receives or is entitled to receive on a regular basis;
(2) the total of the following benefits which he receives or is entitled to receive on a regular basis, where he does not receive them as a result of the accident:
(d) increased pay for overtime, under the terms of employment;
(f) the cash value of the personal use of a motor vehicle or dwelling provided by the employer;
(g) the difference between the sum paid by the employer under an employment contract for equipment, tools or machinery supplied by the salaried employee and the expenses actually incurred by such employee for the use of those materials;
(h) any other benefit or advantage of a nature similar to those covered by subparagraphs a to g.