THERE IS NO PARKING LIGHT LENSE FOR THE REAR. IT'S ONLY THE TAIL LAMP ASSEMBLY!
Open the rear hatch of your van. There are two black button like protrusions behind the hatch next to the turn signal lamp. Pry these out and remove lens. Replace bulb.
eBay has plenty. two screws holding lens in.
Remove two rear lamp bolt/screws from rear license lamp. Remove lacense lamp from rear bumper fascia. Remove license lamp bulb and socket from rear license lamp. Replace bulb and install using reverse procedure.
The 2009 Toyota Prius has 37.3 in. of rear head room.
The 2005 Toyota Prius has 38.6 in. of rear leg room.
The 2012 Toyota Prius has 37.6 in. of rear head room.
The 2001 Toyota Prius has 52.2 in. of rear shoulder room.
The 2001 Toyota Prius has 35.4 in. of rear leg room.
The 2010 Toyota Prius has 53.1 in. of rear shoulder room.
The 2014 Toyota Prius has 37.6 in. of rear head room.
The 2003 Toyota Prius has 35.4 in. of rear leg room.