MPs in the Observer area claimed more than £397,000 in expenses in 2012/13.
The figures were released by the Independent Parliamentary Standards Agency (IPSA) last week.
Chichester MP Andrew Tyrie claimed a total of £153,545.66. His biggest spend was on paying staff wages – £124,412.44.
His other areas of spending included £6,851.80 on a constituency office, £20,000 on accommodation, £1,801.42 on travel and £480 on staffing spend (not including wages).
His basic salary was £65,738 with an additional £14,582 for sitting as the chairman of a committee.
Nick Herbert, MP for Arundel and South Downs, claimed a total of £124,230.10.
He used £113,278.51 for staff wages, £6,044.03 for a constituency office, £2,407.56 for travel and £2,500 for staffing spend.
His basic salary was £65,738.
Nick Gibb, MP for Bognor Regis and Littlehampton, claimed £119,345.65.
He used £76,448.21 for staff wages, £10,748.87 for a constituency office, £5,138.80 for travel and £27,009.77 for staffing spend.
His basic pay was £65,738 with an additional London area living payment £3,759.96.
Overall, the national bill for MPs’ expenses, including staffing costs, rose to £98.1m in 2012 – more than at the time of the 2009 expenses scandal.
The information released also showed 155 MPs were employing a family member, with some paying salaries up to £40,000.