2010 Toyota Prius Owners Manual - Page 607
2010 Toyota Prius Manual
Page 607 highlights
6-1. Specifications *: Table 1 ⎯ Occupant loading and distribution for vehicle normal load for various designated seating capacities Designated seating capacity, Number of occupants 2 through 4 5 through 10 Vehicle normal load, Number of occupants 2 3 Occupant distribution in a normally loaded vehicle 2 in front 2 in front, 1 in second seat 2 in front, 1 in second seat, 1 in third seat, 1 in fourth seat 2 in front, 2 in second seat, 2 in third seat, 1 in fourth seat 11 through 15 5 16 through 20 7 586